Finding the Fourth Proportional to 260,540.50, 359,545.90 and 147,360.82

Step by Step Solution

1. Step 1: Write the proportion equation
   260,540.50 : 359,545.90 = 147,360.82 : x
2. Step 2: Convert to fraction form
   260,540.50/359,545.90 = 147,360.82/x
3. Step 3: Cross multiply
   260,540.50x = 359,545.90 × 147,360.82
4. Step 4: Simplify right side
   260,540.50x = 52,982,978,651.64
5. Step 5: Solve for x
   x = 52,982,978,651.64/260,540.50
6. Step 6: Final answer
   x = 203,357.94