Finding the Third Proportional to 16,891.88 and 26,107.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,891.88 : 26,107.31 = 26,107.31 : x
2. Step 2: Convert to fraction form
   16,891.88/26,107.31 = 26,107.31/x
3. Step 3: Cross multiply
   16,891.88x = 26,107.31 × 26,107.31
4. Step 4: Simplify right side
   16,891.88x = 681,591,765.97
5. Step 5: Solve for x
   x = 681,591,765.97/16,891.88
6. Step 6: Final answer
   x = 40,350.27