Finding the Fourth Proportional to 5,642.04, 8,464.50 and 3,576.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,642.04 : 8,464.50 = 3,576.72 : x
2. Step 2: Convert to fraction form
   5,642.04/8,464.50 = 3,576.72/x
3. Step 3: Cross multiply
   5,642.04x = 8,464.50 × 3,576.72
4. Step 4: Simplify right side
   5,642.04x = 30,275,146.44
5. Step 5: Solve for x
   x = 30,275,146.44/5,642.04
6. Step 6: Final answer
   x = 5,365.99