Finding the Third Proportional to 16,780 and 22,708

Step by Step Solution

1. Step 1: Write the proportion equation
   16,780 : 22,708 = 22,708 : x
2. Step 2: Convert to fraction form
   16,780/22,708 = 22,708/x
3. Step 3: Cross multiply
   16,780x = 22,708 × 22,708
4. Step 4: Simplify right side
   16,780x = 515,653,264
5. Step 5: Solve for x
   x = 515,653,264/16,780
6. Step 6: Final answer
   x = 30,730.23