Alright, let's work through 8523 times 4233 step by step
8523 × 4233 = 4233 × (8523)
+ 4233 × 3 yielding 12699
+ 4233 × 20 that equals 84660
+ 4233 × 500 that equals 2116500
+ 4233 × 8000 yielding 33864000

= 36077859
