Finding the Fourth Proportional to 255,320.52, 383,155.72 and 89,108.52

Step by Step Solution

1. Step 1: Write the proportion equation
   255,320.52 : 383,155.72 = 89,108.52 : x
2. Step 2: Convert to fraction form
   255,320.52/383,155.72 = 89,108.52/x
3. Step 3: Cross multiply
   255,320.52x = 383,155.72 × 89,108.52
4. Step 4: Simplify right side
   255,320.52x = 34,142,439,138.73
5. Step 5: Solve for x
   x = 34,142,439,138.73/255,320.52
6. Step 6: Final answer
   x = 133,723.84