Finding the Fourth Proportional to 5,566.56, 7,687.68 and 3,802.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,566.56 : 7,687.68 = 3,802.72 : x
2. Step 2: Convert to fraction form
   5,566.56/7,687.68 = 3,802.72/x
3. Step 3: Cross multiply
   5,566.56x = 7,687.68 × 3,802.72
4. Step 4: Simplify right side
   5,566.56x = 29,234,094.49
5. Step 5: Solve for x
   x = 29,234,094.49/5,566.56
6. Step 6: Final answer
   x = 5,251.73