Finding the Fourth Proportional to 9,709.02, 13,397.94 and 5,517

Step by Step Solution

1. Step 1: Write the proportion equation
   9,709.02 : 13,397.94 = 5,517 : x
2. Step 2: Convert to fraction form
   9,709.02/13,397.94 = 5,517/x
3. Step 3: Cross multiply
   9,709.02x = 13,397.94 × 5,517
4. Step 4: Simplify right side
   9,709.02x = 73,916,434.98
5. Step 5: Solve for x
   x = 73,916,434.98/9,709.02
6. Step 6: Final answer
   x = 7,613.17