Finding the Fourth Proportional to 250,061.18, 375,150.29 and 72,571.55

Step by Step Solution

1. Step 1: Write the proportion equation
   250,061.18 : 375,150.29 = 72,571.55 : x
2. Step 2: Convert to fraction form
   250,061.18/375,150.29 = 72,571.55/x
3. Step 3: Cross multiply
   250,061.18x = 375,150.29 × 72,571.55
4. Step 4: Simplify right side
   250,061.18x = 27,225,235,789.64
5. Step 5: Solve for x
   x = 27,225,235,789.64/250,061.18
6. Step 6: Final answer
   x = 108,874.30