Alright, let's work through 3964 times 4658 step by step
3964 × 4658 = 4658 × (3964)
+ 4658 × 4 resulting in 18632
+ 4658 × 60 what gives us 279480
+ 4658 × 900 giving us 4192200
+ 4658 × 3000 which equals 13974000

= 18464312
