Hello there,
I'm Ringeman from Blacksmith Services and we might be able to help you with this.
runecrafting will cost 262,249,950 GP for all the levels non premium,
and fishing will cost 128,511,464 GP for all of the levels non premium
you can always add me on discord ( bompa113#9809 uid 190874065781784576) or click my signature if you want to talk more!
and have a great day!