Finding the Fourth Proportional to 406,062.56, 560,426.34 and 233,947.72

Step by Step Solution

1. Step 1: Write the proportion equation
   406,062.56 : 560,426.34 = 233,947.72 : x
2. Step 2: Convert to fraction form
   406,062.56/560,426.34 = 233,947.72/x
3. Step 3: Cross multiply
   406,062.56x = 560,426.34 × 233,947.72
4. Step 4: Simplify right side
   406,062.56x = 131,110,464,470.95
5. Step 5: Solve for x
   x = 131,110,464,470.95/406,062.56
6. Step 6: Final answer
   x = 322,882.43