The Agudah comes to mind, I don't know much about rabbinic approvals though.
The agenda is to be torah true in a short and simple course to teach financial literacy and responsibility.
A yeshiva's purpose is teaching torah and avoda, not all life skills. If parents want, they can teach financial literacy themselves or hire someone.
There is no reason for this to be part of a curriculum in yeshivos.
When a child transitions to adulthood (maybe shiduchim age), they can be quickly and effectively educated by their parents, or by reading jj's text book.
Later in life when they need to get a job they can take a quick course in a myriad of fields and be just as successful as those who spent a lifetime doing limudei chol.
Lakewood is full of people who had an extremely limited k-12 and 4 year college education, but they are Masters in their fields of parnasa. - be it insurance, accounting, law, computer science, marketing, design, the list is endless.
I personally grew up with zero formal secular education, and my experience has been when working and interacting with proffesionall peers who litterally spent their lives studying secular topics, they had no noticable advantage over me in our profession at all...