Finding the Fourth Proportional to 4,180.04, 5,766.72 and 2,687.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,180.04 : 5,766.72 = 2,687.72 : x
2. Step 2: Convert to fraction form
   4,180.04/5,766.72 = 2,687.72/x
3. Step 3: Cross multiply
   4,180.04x = 5,766.72 × 2,687.72
4. Step 4: Simplify right side
   4,180.04x = 15,499,328.68
5. Step 5: Solve for x
   x = 15,499,328.68/4,180.04
6. Step 6: Final answer
   x = 3,707.94