Finding the Third Proportional to 63,492 and 140,048

Step by Step Solution

1. Step 1: Write the proportion equation
   63,492 : 140,048 = 140,048 : x
2. Step 2: Convert to fraction form
   63,492/140,048 = 140,048/x
3. Step 3: Cross multiply
   63,492x = 140,048 × 140,048
4. Step 4: Simplify right side
   63,492x = 19,613,442,304
5. Step 5: Solve for x
   x = 19,613,442,304/63,492
6. Step 6: Final answer
   x = 308,912.03