Finding the Third Proportional to 40,086 and 59,913

Step by Step Solution

1. Step 1: Write the proportion equation
   40,086 : 59,913 = 59,913 : x
2. Step 2: Convert to fraction form
   40,086/59,913 = 59,913/x
3. Step 3: Cross multiply
   40,086x = 59,913 × 59,913
4. Step 4: Simplify right side
   40,086x = 3,589,567,569
5. Step 5: Solve for x
   x = 3,589,567,569/40,086
6. Step 6: Final answer
   x = 89,546.66