Finding the Fourth Proportional to 22,912.56, 34,371 and 7,117.76

Step by Step Solution

1. Step 1: Write the proportion equation
   22,912.56 : 34,371 = 7,117.76 : x
2. Step 2: Convert to fraction form
   22,912.56/34,371 = 7,117.76/x
3. Step 3: Cross multiply
   22,912.56x = 34,371 × 7,117.76
4. Step 4: Simplify right side
   22,912.56x = 244,644,614.89
5. Step 5: Solve for x
   x = 244,644,614.89/22,912.56
6. Step 6: Final answer
   x = 10,677.31