No problem, we've got 1815 and 492 to multiply
1815 × 492 = 492 × (1815)
+ 492 × 5 that results in 2460
+ 492 × 10 that is equal 4920
+ 492 × 800 that is equal 393600
+ 492 × 1000 which equals 492000

= 892980
