As per your chart, you have a strong focus to achieve targets and you also have the ability to put in the required efforts. You are a soft speaker with an ability to convince others comfortably with your views, this is an essential quality to succeed in business.
The fields or sectors of business which would suit you are those related directly to agricultural produce, milk and dairy products, education and training, security services and any project related to government sector.
Just keep up your efforts and you will have decent and consistent earnings and will be successful.
Makara Lagna with the Lagna lord Saturn posited in the fourth house in debilitation conjunct an exalted Sun; Tenth lord Venus posited in the third house in exaltation conjunct Rahu and Moon posited in the tenth house; Retrograde Mars posited in the eleventh house; retrograde Jupiter posited in the ninth house conjunct Ketu.