Finding the Fourth Proportional to 404,151.46, 557,760.81 and 222,879.94

Step by Step Solution

1. Step 1: Write the proportion equation
   404,151.46 : 557,760.81 = 222,879.94 : x
2. Step 2: Convert to fraction form
   404,151.46/557,760.81 = 222,879.94/x
3. Step 3: Cross multiply
   404,151.46x = 557,760.81 × 222,879.94
4. Step 4: Simplify right side
   404,151.46x = 124,313,695,867.15
5. Step 5: Solve for x
   x = 124,313,695,867.15/404,151.46
6. Step 6: Final answer
   x = 307,591.85