No problem, we've got 4266 and 3700 to multiply
4266 × 3700 = 3700 × (4266)
+ 3700 × 6 giving us 22200
+ 3700 × 60 resulting in 222000
+ 3700 × 200 yielding 740000
+ 3700 × 4000 giving us 14800000

= 15784200
