Finding the Fourth Proportional to 8,414.56, 12,522.48 and 8,134.24

Step by Step Solution

1. Step 1: Write the proportion equation
   8,414.56 : 12,522.48 = 8,134.24 : x
2. Step 2: Convert to fraction form
   8,414.56/12,522.48 = 8,134.24/x
3. Step 3: Cross multiply
   8,414.56x = 12,522.48 × 8,134.24
4. Step 4: Simplify right side
   8,414.56x = 101,860,857.72
5. Step 5: Solve for x
   x = 101,860,857.72/8,414.56
6. Step 6: Final answer
   x = 12,105.31