Finding the Fourth Proportional to 404,831.98, 606,475.23 and 226,800.46

Step by Step Solution

1. Step 1: Write the proportion equation
   404,831.98 : 606,475.23 = 226,800.46 : x
2. Step 2: Convert to fraction form
   404,831.98/606,475.23 = 226,800.46/x
3. Step 3: Cross multiply
   404,831.98x = 606,475.23 × 226,800.46
4. Step 4: Simplify right side
   404,831.98x = 137,548,861,142.61
5. Step 5: Solve for x
   x = 137,548,861,142.61/404,831.98
6. Step 6: Final answer
   x = 339,767.78