Finding the Fourth Proportional to 404,610.30, 606,429.45 and 167,831.10

Step by Step Solution

1. Step 1: Write the proportion equation
   404,610.30 : 606,429.45 = 167,831.10 : x
2. Step 2: Convert to fraction form
   404,610.30/606,429.45 = 167,831.10/x
3. Step 3: Cross multiply
   404,610.30x = 606,429.45 × 167,831.10
4. Step 4: Simplify right side
   404,610.30x = 101,777,721,665.90
5. Step 5: Solve for x
   x = 101,777,721,665.90/404,610.30
6. Step 6: Final answer
   x = 251,545.06