Finding the Fourth Proportional to 22,262.59, 30,736.72 and 19,868.43

Step by Step Solution

1. Step 1: Write the proportion equation
   22,262.59 : 30,736.72 = 19,868.43 : x
2. Step 2: Convert to fraction form
   22,262.59/30,736.72 = 19,868.43/x
3. Step 3: Cross multiply
   22,262.59x = 30,736.72 × 19,868.43
4. Step 4: Simplify right side
   22,262.59x = 610,690,398.09
5. Step 5: Solve for x
   x = 610,690,398.09/22,262.59
6. Step 6: Final answer
   x = 27,431.24