Finding the Fourth Proportional to 5,553.54, 7,658.55 and 3,663.54

Step by Step Solution

1. Step 1: Write the proportion equation
   5,553.54 : 7,658.55 = 3,663.54 : x
2. Step 2: Convert to fraction form
   5,553.54/7,658.55 = 3,663.54/x
3. Step 3: Cross multiply
   5,553.54x = 7,658.55 × 3,663.54
4. Step 4: Simplify right side
   5,553.54x = 28,057,404.27
5. Step 5: Solve for x
   x = 28,057,404.27/5,553.54
6. Step 6: Final answer
   x = 5,052.17