Alright, let's work through 8400 times 6765 step by step
8400 × 6765 = 6765 × (8400)
+ 6765 × 0 giving us 0
+ 6765 × 00 producing 0
+ 6765 × 400 producing 2706000
+ 6765 × 8000 yielding 54120000

= 56826000
