Finding the Third Proportional to 108,976 and 169,620

Step by Step Solution

1. Step 1: Write the proportion equation
   108,976 : 169,620 = 169,620 : x
2. Step 2: Convert to fraction form
   108,976/169,620 = 169,620/x
3. Step 3: Cross multiply
   108,976x = 169,620 × 169,620
4. Step 4: Simplify right side
   108,976x = 28,770,944,400
5. Step 5: Solve for x
   x = 28,770,944,400/108,976
6. Step 6: Final answer
   x = 264,011.75