Finding the Third Proportional to 108,568 and 172,326

Step by Step Solution

1. Step 1: Write the proportion equation
   108,568 : 172,326 = 172,326 : x
2. Step 2: Convert to fraction form
   108,568/172,326 = 172,326/x
3. Step 3: Cross multiply
   108,568x = 172,326 × 172,326
4. Step 4: Simplify right side
   108,568x = 29,696,250,276
5. Step 5: Solve for x
   x = 29,696,250,276/108,568
6. Step 6: Final answer
   x = 273,526.73