Alright, let's work through 6386 times 8494 step by step
6386 × 8494 = 8494 × (6386)
+ 8494 × 6 that equals 50964
+ 8494 × 80 that equals 679520
+ 8494 × 300 that equals 2548200
+ 8494 × 6000 that equals 50964000

= 54242684
