Finding the Fourth Proportional to 22,315.69, 30,836.40 and 16,255.38

Step by Step Solution

1. Step 1: Write the proportion equation
   22,315.69 : 30,836.40 = 16,255.38 : x
2. Step 2: Convert to fraction form
   22,315.69/30,836.40 = 16,255.38/x
3. Step 3: Cross multiply
   22,315.69x = 30,836.40 × 16,255.38
4. Step 4: Simplify right side
   22,315.69x = 501,257,399.83
5. Step 5: Solve for x
   x = 501,257,399.83/22,315.69
6. Step 6: Final answer
   x = 22,462.11