Finding the Fourth Proportional to 22,757.78, 34,138.38 and 7,175

Step by Step Solution

1. Step 1: Write the proportion equation
   22,757.78 : 34,138.38 = 7,175 : x
2. Step 2: Convert to fraction form
   22,757.78/34,138.38 = 7,175/x
3. Step 3: Cross multiply
   22,757.78x = 34,138.38 × 7,175
4. Step 4: Simplify right side
   22,757.78x = 244,942,876.50
5. Step 5: Solve for x
   x = 244,942,876.50/22,757.78
6. Step 6: Final answer
   x = 10,763.04