Finding the Fourth Proportional to 12,892.29, 19,340.43 and 5,496.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,892.29 : 19,340.43 = 5,496.75 : x
2. Step 2: Convert to fraction form
   12,892.29/19,340.43 = 5,496.75/x
3. Step 3: Cross multiply
   12,892.29x = 19,340.43 × 5,496.75
4. Step 4: Simplify right side
   12,892.29x = 106,309,508.60
5. Step 5: Solve for x
   x = 106,309,508.60/12,892.29
6. Step 6: Final answer
   x = 8,245.98