Finding the Fourth Proportional to 17,112.27, 25,669.11 and 5,425.23

Step by Step Solution

1. Step 1: Write the proportion equation
   17,112.27 : 25,669.11 = 5,425.23 : x
2. Step 2: Convert to fraction form
   17,112.27/25,669.11 = 5,425.23/x
3. Step 3: Cross multiply
   17,112.27x = 25,669.11 × 5,425.23
4. Step 4: Simplify right side
   17,112.27x = 139,260,825.65
5. Step 5: Solve for x
   x = 139,260,825.65/17,112.27
6. Step 6: Final answer
   x = 8,138.07