Finding the Fourth Proportional to 414,314.16, 571,752.72 and 233,023.20

Step by Step Solution

1. Step 1: Write the proportion equation
   414,314.16 : 571,752.72 = 233,023.20 : x
2. Step 2: Convert to fraction form
   414,314.16/571,752.72 = 233,023.20/x
3. Step 3: Cross multiply
   414,314.16x = 571,752.72 × 233,023.20
4. Step 4: Simplify right side
   414,314.16x = 133,231,648,423.10
5. Step 5: Solve for x
   x = 133,231,648,423.10/414,314.16
6. Step 6: Final answer
   x = 321,571.55