Finding the Fourth Proportional to 9,498.20, 13,107.24 and 5,519.07

Step by Step Solution

1. Step 1: Write the proportion equation
   9,498.20 : 13,107.24 = 5,519.07 : x
2. Step 2: Convert to fraction form
   9,498.20/13,107.24 = 5,519.07/x
3. Step 3: Cross multiply
   9,498.20x = 13,107.24 × 5,519.07
4. Step 4: Simplify right side
   9,498.20x = 72,339,775.07
5. Step 5: Solve for x
   x = 72,339,775.07/9,498.20
6. Step 6: Final answer
   x = 7,616.16