Finding the Third Proportional to 67,016 and 140,920

Step by Step Solution

1. Step 1: Write the proportion equation
   67,016 : 140,920 = 140,920 : x
2. Step 2: Convert to fraction form
   67,016/140,920 = 140,920/x
3. Step 3: Cross multiply
   67,016x = 140,920 × 140,920
4. Step 4: Simplify right side
   67,016x = 19,858,446,400
5. Step 5: Solve for x
   x = 19,858,446,400/67,016
6. Step 6: Final answer
   x = 296,323.96