Finding the Fourth Proportional to 22,158.60, 30,590.15 and 17,111.49

Step by Step Solution

1. Step 1: Write the proportion equation
   22,158.60 : 30,590.15 = 17,111.49 : x
2. Step 2: Convert to fraction form
   22,158.60/30,590.15 = 17,111.49/x
3. Step 3: Cross multiply
   22,158.60x = 30,590.15 × 17,111.49
4. Step 4: Simplify right side
   22,158.60x = 523,442,960.27
5. Step 5: Solve for x
   x = 523,442,960.27/22,158.60
6. Step 6: Final answer
   x = 23,622.56