Finding the Third Proportional to 173,488.50 and 268,110

Step by Step Solution

1. Step 1: Write the proportion equation
   173,488.50 : 268,110 = 268,110 : x
2. Step 2: Convert to fraction form
   173,488.50/268,110 = 268,110/x
3. Step 3: Cross multiply
   173,488.50x = 268,110 × 268,110
4. Step 4: Simplify right side
   173,488.50x = 71,882,972,100
5. Step 5: Solve for x
   x = 71,882,972,100/173,488.50
6. Step 6: Final answer
   x = 414,338.54