Finding the Fourth Proportional to 22,934.69, 34,406.97 and 7,139.38

Step by Step Solution

1. Step 1: Write the proportion equation
   22,934.69 : 34,406.97 = 7,139.38 : x
2. Step 2: Convert to fraction form
   22,934.69/34,406.97 = 7,139.38/x
3. Step 3: Cross multiply
   22,934.69x = 34,406.97 × 7,139.38
4. Step 4: Simplify right side
   22,934.69x = 245,644,433.48
5. Step 5: Solve for x
   x = 245,644,433.48/22,934.69
6. Step 6: Final answer
   x = 10,710.61