Finding the Fourth Proportional to 9,659.43, 13,329.03 and 5,681.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,659.43 : 13,329.03 = 5,681.52 : x
2. Step 2: Convert to fraction form
   9,659.43/13,329.03 = 5,681.52/x
3. Step 3: Cross multiply
   9,659.43x = 13,329.03 × 5,681.52
4. Step 4: Simplify right side
   9,659.43x = 75,729,150.53
5. Step 5: Solve for x
   x = 75,729,150.53/9,659.43
6. Step 6: Final answer
   x = 7,839.92