Finding the Fourth Proportional to 9,497.05, 13,105.94 and 5,518.43

Step by Step Solution

1. Step 1: Write the proportion equation
   9,497.05 : 13,105.94 = 5,518.43 : x
2. Step 2: Convert to fraction form
   9,497.05/13,105.94 = 5,518.43/x
3. Step 3: Cross multiply
   9,497.05x = 13,105.94 × 5,518.43
4. Step 4: Simplify right side
   9,497.05x = 72,324,168.50
5. Step 5: Solve for x
   x = 72,324,168.50/9,497.05
6. Step 6: Final answer
   x = 7,615.44