Finding the Fourth Proportional to 7,329.30, 10,986.06 and 3,171.27

Step by Step Solution

1. Step 1: Write the proportion equation
   7,329.30 : 10,986.06 = 3,171.27 : x
2. Step 2: Convert to fraction form
   7,329.30/10,986.06 = 3,171.27/x
3. Step 3: Cross multiply
   7,329.30x = 10,986.06 × 3,171.27
4. Step 4: Simplify right side
   7,329.30x = 34,839,762.50
5. Step 5: Solve for x
   x = 34,839,762.50/7,329.30
6. Step 6: Final answer
   x = 4,753.49