Finding the Fourth Proportional to 383,950.72, 529,605.30 and 233,047.72

Step by Step Solution

1. Step 1: Write the proportion equation
   383,950.72 : 529,605.30 = 233,047.72 : x
2. Step 2: Convert to fraction form
   383,950.72/529,605.30 = 233,047.72/x
3. Step 3: Cross multiply
   383,950.72x = 529,605.30 × 233,047.72
4. Step 4: Simplify right side
   383,950.72x = 123,423,307,664.92
5. Step 5: Solve for x
   x = 123,423,307,664.92/383,950.72
6. Step 6: Final answer
   x = 321,456.12