Alright, let's work through 3458 times 3913 step by step
3458 × 3913 = 3913 × (3458)
+ 3913 × 8 what gives us 31304
+ 3913 × 50 yielding 195650
+ 3913 × 400 that results in 1565200
+ 3913 × 3000 yielding 11739000

= 13531154
