Finding the Third Proportional to 20,443.50 and 41,751

Step by Step Solution

1. Step 1: Write the proportion equation
   20,443.50 : 41,751 = 41,751 : x
2. Step 2: Convert to fraction form
   20,443.50/41,751 = 41,751/x
3. Step 3: Cross multiply
   20,443.50x = 41,751 × 41,751
4. Step 4: Simplify right side
   20,443.50x = 1,743,146,001
5. Step 5: Solve for x
   x = 1,743,146,001/20,443.50
6. Step 6: Final answer
   x = 85,266.52