Alright, let's work through 9177 times 9999 step by step
9177 × 9999 = 9999 × (9177)
+ 9999 × 7 resulting in 69993
+ 9999 × 70 which equals 699930
+ 9999 × 100 giving us 999900
+ 9999 × 9000 resulting in 89991000

= 91760823
