Finding the Fourth Proportional to 152,038.50, 228,065.31 and 107,715.30

Step by Step Solution

1. Step 1: Write the proportion equation
   152,038.50 : 228,065.31 = 107,715.30 : x
2. Step 2: Convert to fraction form
   152,038.50/228,065.31 = 107,715.30/x
3. Step 3: Cross multiply
   152,038.50x = 228,065.31 × 107,715.30
4. Step 4: Simplify right side
   152,038.50x = 24,566,123,286.24
5. Step 5: Solve for x
   x = 24,566,123,286.24/152,038.50
6. Step 6: Final answer
   x = 161,578.31