Finding the Fourth Proportional to 12,892.52, 17,770.98 and 8,693.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,892.52 : 17,770.98 = 8,693.48 : x
2. Step 2: Convert to fraction form
   12,892.52/17,770.98 = 8,693.48/x
3. Step 3: Cross multiply
   12,892.52x = 17,770.98 × 8,693.48
4. Step 4: Simplify right side
   12,892.52x = 154,491,659.21
5. Step 5: Solve for x
   x = 154,491,659.21/12,892.52
6. Step 6: Final answer
   x = 11,983.05