Alright, let's work through 8263 times 8220 step by step
8263 × 8220 = 8220 × (8263)
+ 8220 × 3 which equals 24660
+ 8220 × 60 which equals 493200
+ 8220 × 200 which equals 1644000
+ 8220 × 8000 that results in 65760000

= 67921860
