Alright, let's work through 6457 times 518 step by step
6457 × 518 = 518 × (6457)
+ 518 × 7 resulting in 3626
+ 518 × 50 that equals 25900
+ 518 × 400 that equals 207200
+ 518 × 6000 that is equal 3108000

= 3344726
