Bookkeeping isn't for everyone, but there are some things you need to do. Identify your expenses. Set up depreciation schedules. There are various levels you can work towards in your bookkeeping system.
Someone needs to do it.
That need not be you. In fact, if you have trouble working with numbers, it should not be you because you'll never get to it. Find someone with a passion for sorting data, control their tendency to over-complicate or seek detail, and you're on your way. However, you as principal of the company need to understand the system, even if you're not the one doing it. Also, if you hire someone else to do the basics for you, make sure that you have some checks and balances in place.