No problem, we've got 1690 and 4476 to multiply
1690 × 4476 = 4476 × (1690)
+ 4476 × 0 that equals 0
+ 4476 × 90 what gives us 402840
+ 4476 × 600 resulting in 2685600
+ 4476 × 1000 which equals 4476000

= 7564440
