Find largest accepted(x) value in given list doubles. The accepted method returns true/false
Follow up, Find the largest accepted value where the list can be given in an infinite amount as listed:
[x1/2, x1/3, x1/4, x1/5]
[x1/2, x1/7, x1/4, x1/5]
[x1/2, x1/4, x1/1, x1/6]
[x1/2, x2, x1/4, x1/5] infinite