Finding the Fourth Proportional to 431,047.80, 594,864.42 and 240,061.20

Step by Step Solution

1. Step 1: Write the proportion equation
   431,047.80 : 594,864.42 = 240,061.20 : x
2. Step 2: Convert to fraction form
   431,047.80/594,864.42 = 240,061.20/x
3. Step 3: Cross multiply
   431,047.80x = 594,864.42 × 240,061.20
4. Step 4: Simplify right side
   431,047.80x = 142,803,866,502.50
5. Step 5: Solve for x
   x = 142,803,866,502.50/431,047.80
6. Step 6: Final answer
   x = 331,294.73