Finding the Fourth Proportional to 442,061.50, 610,044.87 and 240,857.50

Step by Step Solution

1. Step 1: Write the proportion equation
   442,061.50 : 610,044.87 = 240,857.50 : x
2. Step 2: Convert to fraction form
   442,061.50/610,044.87 = 240,857.50/x
3. Step 3: Cross multiply
   442,061.50x = 610,044.87 × 240,857.50
4. Step 4: Simplify right side
   442,061.50x = 146,933,882,276.03
5. Step 5: Solve for x
   x = 146,933,882,276.03/442,061.50
6. Step 6: Final answer
   x = 332,383.35