No problem, we've got 1215 and 4892 to multiply
1215 × 4892 = 4892 × (1215)
+ 4892 × 5 which equals 24460
+ 4892 × 10 yielding 48920
+ 4892 × 200 producing 978400
+ 4892 × 1000 that equals 4892000

= 5943780
