Finding the Fourth Proportional to 3,668.31, 5,061.30 and 2,176.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,668.31 : 5,061.30 = 2,176.56 : x
2. Step 2: Convert to fraction form
   3,668.31/5,061.30 = 2,176.56/x
3. Step 3: Cross multiply
   3,668.31x = 5,061.30 × 2,176.56
4. Step 4: Simplify right side
   3,668.31x = 11,016,223.13
5. Step 5: Solve for x
   x = 11,016,223.13/3,668.31
6. Step 6: Final answer
   x = 3,003.08