Alright, let's work through 8678 times 8722 step by step
8678 × 8722 = 8722 × (8678)
+ 8722 × 8 which equals 69776
+ 8722 × 70 that is equal 610540
+ 8722 × 600 giving us 5233200
+ 8722 × 8000 that equals 69776000

= 75689516
