Alright, let's work through 8521 times 88 step by step
8521 × 88 = 88 × (8521)
+ 88 × 1 that results in 88
+ 88 × 20 yielding 1760
+ 88 × 500 that is equal 44000
+ 88 × 8000 producing 704000

= 749848
