Finding the Fourth Proportional to 12,308.71, 18,469.22 and 5,735.41

Step by Step Solution

1. Step 1: Write the proportion equation
   12,308.71 : 18,469.22 = 5,735.41 : x
2. Step 2: Convert to fraction form
   12,308.71/18,469.22 = 5,735.41/x
3. Step 3: Cross multiply
   12,308.71x = 18,469.22 × 5,735.41
4. Step 4: Simplify right side
   12,308.71x = 105,928,474.23
5. Step 5: Solve for x
   x = 105,928,474.23/12,308.71
6. Step 6: Final answer
   x = 8,605.98