Finding the Third Proportional to 40,208.25 and 59,142.38

Step by Step Solution

1. Step 1: Write the proportion equation
   40,208.25 : 59,142.38 = 59,142.38 : x
2. Step 2: Convert to fraction form
   40,208.25/59,142.38 = 59,142.38/x
3. Step 3: Cross multiply
   40,208.25x = 59,142.38 × 59,142.38
4. Step 4: Simplify right side
   40,208.25x = 3,497,820,520.64
5. Step 5: Solve for x
   x = 3,497,820,520.64/40,208.25
6. Step 6: Final answer
   x = 86,992.61