You have just sold your house for $ 1 comma 000 comma 000 in cash. Your mortgage was originally a? 30-year mortgage with monthly payments and an initial balance of $ 800 comma 000 . The mortgage is currently exactly? 18 years? old, and you have just made a payment. If the interest rate on the mortgage is 6.25 % ?(APR), how much cash will you have from the sale once you pay off the? mortgage? ?(Note: Be careful not to round any intermediate steps less than six decimal? places.)