No problem, we've got 3877 and 1812 to multiply
3877 × 1812 = 1812 × (3877)
+ 1812 × 7 which equals 12684
+ 1812 × 70 producing 126840
+ 1812 × 800 which equals 1449600
+ 1812 × 3000 resulting in 5436000

= 7025124
