Finding the Fourth Proportional to 9,517.50, 13,134.15 and 5,327.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,517.50 : 13,134.15 = 5,327.10 : x
2. Step 2: Convert to fraction form
   9,517.50/13,134.15 = 5,327.10/x
3. Step 3: Cross multiply
   9,517.50x = 13,134.15 × 5,327.10
4. Step 4: Simplify right side
   9,517.50x = 69,966,930.47
5. Step 5: Solve for x
   x = 69,966,930.47/9,517.50
6. Step 6: Final answer
   x = 7,351.40