Finding the Fourth Proportional to 5,540.56, 7,646.16 and 3,022.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,540.56 : 7,646.16 = 3,022.72 : x
2. Step 2: Convert to fraction form
   5,540.56/7,646.16 = 3,022.72/x
3. Step 3: Cross multiply
   5,540.56x = 7,646.16 × 3,022.72
4. Step 4: Simplify right side
   5,540.56x = 23,112,200.76
5. Step 5: Solve for x
   x = 23,112,200.76/5,540.56
6. Step 6: Final answer
   x = 4,171.46