A $$50,000$ loan is taken out on a boat with the terms $12\%$ APR for $36$ months. How much are the monthly payments on this loan?

A$.$ $$2,158\mathrm{.}93$

B$.$ $$1,826\mathrm{.}79$

C$.$ $$1,660\mathrm{.}72$

D$.$ $$1,992\mathrm{.}86$