Finding the Fourth Proportional to 10,329.78, 14,254.68 and 5,613.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,329.78 : 14,254.68 = 5,613.96 : x
2. Step 2: Convert to fraction form
   10,329.78/14,254.68 = 5,613.96/x
3. Step 3: Cross multiply
   10,329.78x = 14,254.68 × 5,613.96
4. Step 4: Simplify right side
   10,329.78x = 80,025,203.33
5. Step 5: Solve for x
   x = 80,025,203.33/10,329.78
6. Step 6: Final answer
   x = 7,747.04