No problem, we've got 2578 and 4356 to multiply
2578 × 4356 = 4356 × (2578)
+ 4356 × 8 that equals 34848
+ 4356 × 70 which equals 304920
+ 4356 × 500 producing 2178000
+ 4356 × 2000 resulting in 8712000

= 11229768
