Alright, let's work through 9055 times 9451 step by step
9055 × 9451 = 9451 × (9055)
+ 9451 × 5 that results in 47255
+ 9451 × 50 giving us 472550
+ 9451 × 000 that results in 0
+ 9451 × 9000 yielding 85059000

= 85578805
