Alright, let's work through 6454 times 700 step by step
6454 × 700 = 700 × (6454)
+ 700 × 4 yielding 2800
+ 700 × 50 producing 35000
+ 700 × 400 yielding 280000
+ 700 × 6000 giving us 4200000

= 4517800
