No problem, we've got 7070 and 1728 to multiply
7070 × 1728 = 1728 × (7070)
+ 1728 × 0 giving us 0
+ 1728 × 70 that is equal 120960
+ 1728 × 000 that is equal 0
+ 1728 × 7000 that results in 12096000

= 12216960
