Finding the Fourth Proportional to 9,675.30, 14,502.15 and 5,517.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,675.30 : 14,502.15 = 5,517.30 : x
2. Step 2: Convert to fraction form
   9,675.30/14,502.15 = 5,517.30/x
3. Step 3: Cross multiply
   9,675.30x = 14,502.15 × 5,517.30
4. Step 4: Simplify right side
   9,675.30x = 80,012,712.20
5. Step 5: Solve for x
   x = 80,012,712.20/9,675.30
6. Step 6: Final answer
   x = 8,269.79