Alright, let's work through 3913 times 4054 step by step
3913 × 4054 = 4054 × (3913)
+ 4054 × 3 producing 12162
+ 4054 × 10 which equals 40540
+ 4054 × 900 which equals 3648600
+ 4054 × 3000 what gives us 12162000

= 15863302
