No problem, we've got 1870 and 4807 to multiply
1870 × 4807 = 4807 × (1870)
+ 4807 × 0 giving us 0
+ 4807 × 70 that equals 336490
+ 4807 × 800 yielding 3845600
+ 4807 × 1000 yielding 4807000

= 8989090
