Alright, let's work through 4102 times 3923 step by step
4102 × 3923 = 3923 × (4102)
+ 3923 × 2 what gives us 7846
+ 3923 × 00 resulting in 0
+ 3923 × 100 resulting in 392300
+ 3923 × 4000 that equals 15692000

= 16092146
