Finding the Third Proportional to 108,065 and 173,630

Step by Step Solution

1. Step 1: Write the proportion equation
   108,065 : 173,630 = 173,630 : x
2. Step 2: Convert to fraction form
   108,065/173,630 = 173,630/x
3. Step 3: Cross multiply
   108,065x = 173,630 × 173,630
4. Step 4: Simplify right side
   108,065x = 30,147,376,900
5. Step 5: Solve for x
   x = 30,147,376,900/108,065
6. Step 6: Final answer
   x = 278,974.48