Finding the Fourth Proportional to 152,539.43, 228,806.71 and 47,358.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152,539.43 : 228,806.71 = 47,358.50 : x
2. Step 2: Convert to fraction form
   152,539.43/228,806.71 = 47,358.50/x
3. Step 3: Cross multiply
   152,539.43x = 228,806.71 × 47,358.50
4. Step 4: Simplify right side
   152,539.43x = 10,835,941,313.11
5. Step 5: Solve for x
   x = 10,835,941,313.11/152,539.43
6. Step 6: Final answer
   x = 71,036.99