Finding the Fourth Proportional to 344,871.59, 517,329.25 and 108,223.61

Step by Step Solution

1. Step 1: Write the proportion equation
   344,871.59 : 517,329.25 = 108,223.61 : x
2. Step 2: Convert to fraction form
   344,871.59/517,329.25 = 108,223.61/x
3. Step 3: Cross multiply
   344,871.59x = 517,329.25 × 108,223.61
4. Step 4: Simplify right side
   344,871.59x = 55,987,238,993.59
5. Step 5: Solve for x
   x = 55,987,238,993.59/344,871.59
6. Step 6: Final answer
   x = 162,342.28