Alright, let's work through 6517 times 1231 step by step
6517 × 1231 = 1231 × (6517)
+ 1231 × 7 producing 8617
+ 1231 × 10 giving us 12310
+ 1231 × 500 which equals 615500
+ 1231 × 6000 giving us 7386000

= 8022427
