Finding the Fourth Proportional to 152,039.59, 209,847.94 and 88,414.09

Step by Step Solution

1. Step 1: Write the proportion equation
   152,039.59 : 209,847.94 = 88,414.09 : x
2. Step 2: Convert to fraction form
   152,039.59/209,847.94 = 88,414.09/x
3. Step 3: Cross multiply
   152,039.59x = 209,847.94 × 88,414.09
4. Step 4: Simplify right side
   152,039.59x = 18,553,514,653.47
5. Step 5: Solve for x
   x = 18,553,514,653.47/152,039.59
6. Step 6: Final answer
   x = 122,030.81