Finding the Fourth Proportional to 22,022.97, 30,381.61 and 13,065.38

Step by Step Solution

1. Step 1: Write the proportion equation
   22,022.97 : 30,381.61 = 13,065.38 : x
2. Step 2: Convert to fraction form
   22,022.97/30,381.61 = 13,065.38/x
3. Step 3: Cross multiply
   22,022.97x = 30,381.61 × 13,065.38
4. Step 4: Simplify right side
   22,022.97x = 396,947,290.29
5. Step 5: Solve for x
   x = 396,947,290.29/22,022.97
6. Step 6: Final answer
   x = 18,024.24