Alright, let's work through 8531 times 9620 step by step
8531 × 9620 = 9620 × (8531)
+ 9620 × 1 what gives us 9620
+ 9620 × 30 resulting in 288600
+ 9620 × 500 that is equal 4810000
+ 9620 × 8000 yielding 76960000

= 82068220
