Finding the Third Proportional to 140,668 and 308,016

Step by Step Solution

1. Step 1: Write the proportion equation
   140,668 : 308,016 = 308,016 : x
2. Step 2: Convert to fraction form
   140,668/308,016 = 308,016/x
3. Step 3: Cross multiply
   140,668x = 308,016 × 308,016
4. Step 4: Simplify right side
   140,668x = 94,873,856,256
5. Step 5: Solve for x
   x = 94,873,856,256/140,668
6. Step 6: Final answer
   x = 674,452.30