Finding the Third Proportional to 65,766 and 143,831

Step by Step Solution

1. Step 1: Write the proportion equation
   65,766 : 143,831 = 143,831 : x
2. Step 2: Convert to fraction form
   65,766/143,831 = 143,831/x
3. Step 3: Cross multiply
   65,766x = 143,831 × 143,831
4. Step 4: Simplify right side
   65,766x = 20,687,356,561
5. Step 5: Solve for x
   x = 20,687,356,561/65,766
6. Step 6: Final answer
   x = 314,560.05