Finding the Fourth Proportional to 536,436.72, 738,960.71 and 459,709.47

Step by Step Solution

1. Step 1: Write the proportion equation
   536,436.72 : 738,960.71 = 459,709.47 : x
2. Step 2: Convert to fraction form
   536,436.72/738,960.71 = 459,709.47/x
3. Step 3: Cross multiply
   536,436.72x = 738,960.71 × 459,709.47
4. Step 4: Simplify right side
   536,436.72x = 339,707,234,046.38
5. Step 5: Solve for x
   x = 339,707,234,046.38/536,436.72
6. Step 6: Final answer
   x = 633,266.18