Alright, let's work through 3981 times 7426 step by step
3981 × 7426 = 7426 × (3981)
+ 7426 × 1 producing 7426
+ 7426 × 80 yielding 594080
+ 7426 × 900 resulting in 6683400
+ 7426 × 3000 which equals 22278000

= 29562906
