Finding the Fourth Proportional to 69,468.64, 103,917.52 and 55,456.04

Step by Step Solution

1. Step 1: Write the proportion equation
   69,468.64 : 103,917.52 = 55,456.04 : x
2. Step 2: Convert to fraction form
   69,468.64/103,917.52 = 55,456.04/x
3. Step 3: Cross multiply
   69,468.64x = 103,917.52 × 55,456.04
4. Step 4: Simplify right side
   69,468.64x = 5,762,853,831.85
5. Step 5: Solve for x
   x = 5,762,853,831.85/69,468.64
6. Step 6: Final answer
   x = 82,956.19