Finding the Fourth Proportional to 234,406.55, 323,481 and 126,976.55

Step by Step Solution

1. Step 1: Write the proportion equation
   234,406.55 : 323,481 = 126,976.55 : x
2. Step 2: Convert to fraction form
   234,406.55/323,481 = 126,976.55/x
3. Step 3: Cross multiply
   234,406.55x = 323,481 × 126,976.55
4. Step 4: Simplify right side
   234,406.55x = 41,074,499,753.15
5. Step 5: Solve for x
   x = 41,074,499,753.15/234,406.55
6. Step 6: Final answer
   x = 175,227.61