Alright, let's work through 6463 times 8940 step by step
6463 × 8940 = 8940 × (6463)
+ 8940 × 3 resulting in 26820
+ 8940 × 60 resulting in 536400
+ 8940 × 400 which equals 3576000
+ 8940 × 6000 what gives us 53640000

= 57779220
