Finding the Fourth Proportional to 9,493.24, 13,099.69 and 5,515.19

Step by Step Solution

1. Step 1: Write the proportion equation
   9,493.24 : 13,099.69 = 5,515.19 : x
2. Step 2: Convert to fraction form
   9,493.24/13,099.69 = 5,515.19/x
3. Step 3: Cross multiply
   9,493.24x = 13,099.69 × 5,515.19
4. Step 4: Simplify right side
   9,493.24x = 72,247,279.29
5. Step 5: Solve for x
   x = 72,247,279.29/9,493.24
6. Step 6: Final answer
   x = 7,610.39