Alright, let's work through 8185 times 8534 step by step
8185 × 8534 = 8534 × (8185)
+ 8534 × 5 that results in 42670
+ 8534 × 80 that is equal 682720
+ 8534 × 100 producing 853400
+ 8534 × 8000 yielding 68272000

= 69850790
