Finding the Third Proportional to 108,789 and 168,802

Step by Step Solution

1. Step 1: Write the proportion equation
   108,789 : 168,802 = 168,802 : x
2. Step 2: Convert to fraction form
   108,789/168,802 = 168,802/x
3. Step 3: Cross multiply
   108,789x = 168,802 × 168,802
4. Step 4: Simplify right side
   108,789x = 28,494,115,204
5. Step 5: Solve for x
   x = 28,494,115,204/108,789
6. Step 6: Final answer
   x = 261,920.92