Finding the Third Proportional to 63,736 and 140,180

Step by Step Solution

1. Step 1: Write the proportion equation
   63,736 : 140,180 = 140,180 : x
2. Step 2: Convert to fraction form
   63,736/140,180 = 140,180/x
3. Step 3: Cross multiply
   63,736x = 140,180 × 140,180
4. Step 4: Simplify right side
   63,736x = 19,650,432,400
5. Step 5: Solve for x
   x = 19,650,432,400/63,736
6. Step 6: Final answer
   x = 308,309.78