Finding the Fourth Proportional to 8,294.72, 12,446.56 and 5,522.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,294.72 : 12,446.56 = 5,522.56 : x
2. Step 2: Convert to fraction form
   8,294.72/12,446.56 = 5,522.56/x
3. Step 3: Cross multiply
   8,294.72x = 12,446.56 × 5,522.56
4. Step 4: Simplify right side
   8,294.72x = 68,736,874.39
5. Step 5: Solve for x
   x = 68,736,874.39/8,294.72
6. Step 6: Final answer
   x = 8,286.82