Finding the Fourth Proportional to 172,429, 237,952.02 and 96,979.12

Step by Step Solution

1. Step 1: Write the proportion equation
   172,429 : 237,952.02 = 96,979.12 : x
2. Step 2: Convert to fraction form
   172,429/237,952.02 = 96,979.12/x
3. Step 3: Cross multiply
   172,429x = 237,952.02 × 96,979.12
4. Step 4: Simplify right side
   172,429x = 23,076,377,501.82
5. Step 5: Solve for x
   x = 23,076,377,501.82/172,429
6. Step 6: Final answer
   x = 133,831.19