You plan to purchase a $$260,000$ house using a $15-$year mortgage obtained from your bank. The mortgage rate offered to you is $4\mathrm{.}70$ percent. You will make a down payment of $30$ percent of the purchase price.

a$.$ Calculate your monthly payments on this mortgage.

b$.(1)$ Construct the amortization schedule for the mortgage.

b$.(2)$ How much total interest is paid on this mortgage?

Please finish the cells that are still empty as well as do b$.(2)$ to find the Req B$2$ Total Interest.