Finding the Third Proportional to 41,978 and 58,687

Step by Step Solution

1. Step 1: Write the proportion equation
   41,978 : 58,687 = 58,687 : x
2. Step 2: Convert to fraction form
   41,978/58,687 = 58,687/x
3. Step 3: Cross multiply
   41,978x = 58,687 × 58,687
4. Step 4: Simplify right side
   41,978x = 3,444,163,969
5. Step 5: Solve for x
   x = 3,444,163,969/41,978
6. Step 6: Final answer
   x = 82,046.88