Finding the Fourth Proportional to 5,171.16, 7,144.56 and 3,606.24

Step by Step Solution

1. Step 1: Write the proportion equation
   5,171.16 : 7,144.56 = 3,606.24 : x
2. Step 2: Convert to fraction form
   5,171.16/7,144.56 = 3,606.24/x
3. Step 3: Cross multiply
   5,171.16x = 7,144.56 × 3,606.24
4. Step 4: Simplify right side
   5,171.16x = 25,764,998.05
5. Step 5: Solve for x
   x = 25,764,998.05/5,171.16
6. Step 6: Final answer
   x = 4,982.44