No problem, we've got 4238 and 1380 to multiply
4238 × 1380 = 1380 × (4238)
+ 1380 × 8 giving us 11040
+ 1380 × 30 which equals 41400
+ 1380 × 200 yielding 276000
+ 1380 × 4000 that equals 5520000

= 5848440
