Finding the Fourth Proportional to 359,607.32, 539,498.82 and 119,720.72

Step by Step Solution

1. Step 1: Write the proportion equation
   359,607.32 : 539,498.82 = 119,720.72 : x
2. Step 2: Convert to fraction form
   359,607.32/539,498.82 = 119,720.72/x
3. Step 3: Cross multiply
   359,607.32x = 539,498.82 × 119,720.72
4. Step 4: Simplify right side
   359,607.32x = 64,589,187,169.55
5. Step 5: Solve for x
   x = 64,589,187,169.55/359,607.32
6. Step 6: Final answer
   x = 179,610.32