Finding the Fourth Proportional to 9,479.89, 13,080.24 and 5,500.49

Step by Step Solution

1. Step 1: Write the proportion equation
   9,479.89 : 13,080.24 = 5,500.49 : x
2. Step 2: Convert to fraction form
   9,479.89/13,080.24 = 5,500.49/x
3. Step 3: Cross multiply
   9,479.89x = 13,080.24 × 5,500.49
4. Step 4: Simplify right side
   9,479.89x = 71,947,762.02
5. Step 5: Solve for x
   x = 71,947,762.02/9,479.89
6. Step 6: Final answer
   x = 7,589.52