Finding the Fourth Proportional to 10,329.60, 14,254.89 and 5,613.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,329.60 : 14,254.89 = 5,613.88 : x
2. Step 2: Convert to fraction form
   10,329.60/14,254.89 = 5,613.88/x
3. Step 3: Cross multiply
   10,329.60x = 14,254.89 × 5,613.88
4. Step 4: Simplify right side
   10,329.60x = 80,025,241.87
5. Step 5: Solve for x
   x = 80,025,241.87/10,329.60
6. Step 6: Final answer
   x = 7,747.18