No problem, we've got 3729 and 4199 to multiply
3729 × 4199 = 4199 × (3729)
+ 4199 × 9 that equals 37791
+ 4199 × 20 which equals 83980
+ 4199 × 700 resulting in 2939300
+ 4199 × 3000 that equals 12597000

= 15658071
