Question 4319
 ln(X^(1/4)) = Sqrt(ln X)
 or 1/4 ln(X) = Sqrt(ln X)
 or ln(X) = 4 Sqrt(ln X)

 Let Ln(X) = u,
 we have u = 4 sqrt(u)
 Square both sides: 
  u^2 = 16 u, 
so u(u-16) = 0
 u = 0 or 16
 That is, ln(X) = 0 ,X = 1 or
 ln(X) = 16, X = e^16.
 
 Please check by yourself.
 
 Kenny