Finding the Third Proportional to 26,867 and 42,605

Step by Step Solution

1. Step 1: Write the proportion equation
   26,867 : 42,605 = 42,605 : x
2. Step 2: Convert to fraction form
   26,867/42,605 = 42,605/x
3. Step 3: Cross multiply
   26,867x = 42,605 × 42,605
4. Step 4: Simplify right side
   26,867x = 1,815,186,025
5. Step 5: Solve for x
   x = 1,815,186,025/26,867
6. Step 6: Final answer
   x = 67,561.92