Finding the Fourth Proportional to 5,105.50, 7,046.13 and 3,242.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,105.50 : 7,046.13 = 3,242.50 : x
2. Step 2: Convert to fraction form
   5,105.50/7,046.13 = 3,242.50/x
3. Step 3: Cross multiply
   5,105.50x = 7,046.13 × 3,242.50
4. Step 4: Simplify right side
   5,105.50x = 22,847,076.53
5. Step 5: Solve for x
   x = 22,847,076.53/5,105.50
6. Step 6: Final answer
   x = 4,474.99