No problem, we've got 7224 and 1960 to multiply
7224 × 1960 = 1960 × (7224)
+ 1960 × 4 what gives us 7840
+ 1960 × 20 what gives us 39200
+ 1960 × 200 giving us 392000
+ 1960 × 7000 producing 13720000

= 14159040
