Finding the Third Proportional to 40,613 and 60,920

Step by Step Solution

1. Step 1: Write the proportion equation
   40,613 : 60,920 = 60,920 : x
2. Step 2: Convert to fraction form
   40,613/60,920 = 60,920/x
3. Step 3: Cross multiply
   40,613x = 60,920 × 60,920
4. Step 4: Simplify right side
   40,613x = 3,711,246,400
5. Step 5: Solve for x
   x = 3,711,246,400/40,613
6. Step 6: Final answer
   x = 91,380.75