No problem, we've got 1907 and 4050 to multiply
1907 × 4050 = 4050 × (1907)
+ 4050 × 7 that is equal 28350
+ 4050 × 00 that equals 0
+ 4050 × 900 producing 3645000
+ 4050 × 1000 which equals 4050000

= 7723350
