Alright, let's work through 8531 times 2788 step by step
8531 × 2788 = 2788 × (8531)
+ 2788 × 1 which equals 2788
+ 2788 × 30 resulting in 83640
+ 2788 × 500 which equals 1394000
+ 2788 × 8000 yielding 22304000

= 23784428
