Finding the Third Proportional to 12,286.69 and 17,936.44

Step by Step Solution

1. Step 1: Write the proportion equation
   12,286.69 : 17,936.44 = 17,936.44 : x
2. Step 2: Convert to fraction form
   12,286.69/17,936.44 = 17,936.44/x
3. Step 3: Cross multiply
   12,286.69x = 17,936.44 × 17,936.44
4. Step 4: Simplify right side
   12,286.69x = 321,715,790.19
5. Step 5: Solve for x
   x = 321,715,790.19/12,286.69
6. Step 6: Final answer
   x = 26,184.09