No problem, we've got 3786 and 971 to multiply
3786 × 971 = 971 × (3786)
+ 971 × 6 what gives us 5826
+ 971 × 80 yielding 77680
+ 971 × 700 that results in 679700
+ 971 × 3000 producing 2913000

= 3676206
