Finding the Fourth Proportional to 16,744.14, 23,105.72 and 12,286.71

Step by Step Solution

1. Step 1: Write the proportion equation
   16,744.14 : 23,105.72 = 12,286.71 : x
2. Step 2: Convert to fraction form
   16,744.14/23,105.72 = 12,286.71/x
3. Step 3: Cross multiply
   16,744.14x = 23,105.72 × 12,286.71
4. Step 4: Simplify right side
   16,744.14x = 283,893,311.70
5. Step 5: Solve for x
   x = 283,893,311.70/16,744.14
6. Step 6: Final answer
   x = 16,954.79