Handling debits of my father business

Hi, My father expired due to Covid and he is a farmer cum doing chit funds and the money given for interest and borrowing. all these businesses were looked out at only by the father and we don't have any clarification on the same. we don't want to dig them up and wanted to save our current properties and abounding my father business as it includes a lot of risks and we are working for it. here we have an issue where some of the chit fund members and loan ppl have some of the cheques by my father and some of them have transfer money online to my brother, I and my mothers account on behalf of my father business, so please suggest what will the option to make our living by abounding all of the father debits.