Find centre of circle whose radius is 3 & touches internally to circle x^2+y^2-x-6y-12=0 @ (-1,-1)

Find centre of circle whose radius is 3 & touches internally to circle x^2+y^2-x-6y-12=0 @ (-1,-1)
Find centre and radius of given circle
Use as required centre divide radius of given circle in ratio 2:3
Use internal section formula