Finding the Fourth Proportional to 342,568.72, 513,557.82 and 164,831.23

Step by Step Solution

1. Step 1: Write the proportion equation
   342,568.72 : 513,557.82 = 164,831.23 : x
2. Step 2: Convert to fraction form
   342,568.72/513,557.82 = 164,831.23/x
3. Step 3: Cross multiply
   342,568.72x = 513,557.82 × 164,831.23
4. Step 4: Simplify right side
   342,568.72x = 84,650,367,146.72
5. Step 5: Solve for x
   x = 84,650,367,146.72/342,568.72
6. Step 6: Final answer
   x = 247,104.78