Finding the Third Proportional to 45,724.50 and 60,687

Step by Step Solution

1. Step 1: Write the proportion equation
   45,724.50 : 60,687 = 60,687 : x
2. Step 2: Convert to fraction form
   45,724.50/60,687 = 60,687/x
3. Step 3: Cross multiply
   45,724.50x = 60,687 × 60,687
4. Step 4: Simplify right side
   45,724.50x = 3,682,911,969
5. Step 5: Solve for x
   x = 3,682,911,969/45,724.50
6. Step 6: Final answer
   x = 80,545.70