Finding the Fourth Proportional to 152,039.91, 209,848.38 and 88,414.41

Step by Step Solution

1. Step 1: Write the proportion equation
   152,039.91 : 209,848.38 = 88,414.41 : x
2. Step 2: Convert to fraction form
   152,039.91/209,848.38 = 88,414.41/x
3. Step 3: Cross multiply
   152,039.91x = 209,848.38 × 88,414.41
4. Step 4: Simplify right side
   152,039.91x = 18,553,619,436.88
5. Step 5: Solve for x
   x = 18,553,619,436.88/152,039.91
6. Step 6: Final answer
   x = 122,031.25