Finding the Fourth Proportional to 116,839.92, 175,208.04 and 72,464.88

Step by Step Solution

1. Step 1: Write the proportion equation
   116,839.92 : 175,208.04 = 72,464.88 : x
2. Step 2: Convert to fraction form
   116,839.92/175,208.04 = 72,464.88/x
3. Step 3: Cross multiply
   116,839.92x = 175,208.04 × 72,464.88
4. Step 4: Simplify right side
   116,839.92x = 12,696,429,593.64
5. Step 5: Solve for x
   x = 12,696,429,593.64/116,839.92
6. Step 6: Final answer
   x = 108,665.17