Finding the Fourth Proportional to 22,967.42, 34,434.90 and 8,915.76

Step by Step Solution

1. Step 1: Write the proportion equation
   22,967.42 : 34,434.90 = 8,915.76 : x
2. Step 2: Convert to fraction form
   22,967.42/34,434.90 = 8,915.76/x
3. Step 3: Cross multiply
   22,967.42x = 34,434.90 × 8,915.76
4. Step 4: Simplify right side
   22,967.42x = 307,013,304.02
5. Step 5: Solve for x
   x = 307,013,304.02/22,967.42
6. Step 6: Final answer
   x = 13,367.34