Finding the Fourth Proportional to 22,111.38, 30,490.79 and 17,076.42

Step by Step Solution

1. Step 1: Write the proportion equation
   22,111.38 : 30,490.79 = 17,076.42 : x
2. Step 2: Convert to fraction form
   22,111.38/30,490.79 = 17,076.42/x
3. Step 3: Cross multiply
   22,111.38x = 30,490.79 × 17,076.42
4. Step 4: Simplify right side
   22,111.38x = 520,673,450.79
5. Step 5: Solve for x
   x = 520,673,450.79/22,111.38
6. Step 6: Final answer
   x = 23,547.76