Alright, let's work through 3512 times 3906 step by step
3512 × 3906 = 3906 × (3512)
+ 3906 × 2 that equals 7812
+ 3906 × 10 that equals 39060
+ 3906 × 500 that equals 1953000
+ 3906 × 3000 that results in 11718000

= 13717872
