Finding the Fourth Proportional to 323,559.36, 485,025.57 and 123,725.88

Step by Step Solution

1. Step 1: Write the proportion equation
   323,559.36 : 485,025.57 = 123,725.88 : x
2. Step 2: Convert to fraction form
   323,559.36/485,025.57 = 123,725.88/x
3. Step 3: Cross multiply
   323,559.36x = 485,025.57 × 123,725.88
4. Step 4: Simplify right side
   323,559.36x = 60,010,215,470.75
5. Step 5: Solve for x
   x = 60,010,215,470.75/323,559.36
6. Step 6: Final answer
   x = 185,468.95