Finding the Fourth Proportional to 157,599, 217,456.88 and 93,942.72

Step by Step Solution

1. Step 1: Write the proportion equation
   157,599 : 217,456.88 = 93,942.72 : x
2. Step 2: Convert to fraction form
   157,599/217,456.88 = 93,942.72/x
3. Step 3: Cross multiply
   157,599x = 217,456.88 × 93,942.72
4. Step 4: Simplify right side
   157,599x = 20,428,490,789.91
5. Step 5: Solve for x
   x = 20,428,490,789.91/157,599
6. Step 6: Final answer
   x = 129,623.23