No problem, we've got 2790 and 4304 to multiply
2790 × 4304 = 4304 × (2790)
+ 4304 × 0 that equals 0
+ 4304 × 90 yielding 387360
+ 4304 × 700 producing 3012800
+ 4304 × 2000 which equals 8608000

= 12008160
