No problem, we've got 1707 and 4217 to multiply
1707 × 4217 = 4217 × (1707)
+ 4217 × 7 what gives us 29519
+ 4217 × 00 that equals 0
+ 4217 × 700 yielding 2951900
+ 4217 × 1000 that equals 4217000

= 7198419
