Finding the Third Proportional to 16,780 and 25,998

Step by Step Solution

1. Step 1: Write the proportion equation
   16,780 : 25,998 = 25,998 : x
2. Step 2: Convert to fraction form
   16,780/25,998 = 25,998/x
3. Step 3: Cross multiply
   16,780x = 25,998 × 25,998
4. Step 4: Simplify right side
   16,780x = 675,896,004
5. Step 5: Solve for x
   x = 675,896,004/16,780
6. Step 6: Final answer
   x = 40,279.86