Nishantm

There is sequence of number and number is calulated based on these sequence:

8 : 6 : 7 : 1 = 8248

7 : 4 : 2 : 8 = 5886

5: 4 : 4 : 5 = 5615

Can you try to calulate number for following sequence:

6 : 9 : 2 : 6 = ????