Finding the Third Proportional to 19,942 and 40,908.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,942 : 40,908.50 = 40,908.50 : x
2. Step 2: Convert to fraction form
   19,942/40,908.50 = 40,908.50/x
3. Step 3: Cross multiply
   19,942x = 40,908.50 × 40,908.50
4. Step 4: Simplify right side
   19,942x = 1,673,505,372.25
5. Step 5: Solve for x
   x = 1,673,505,372.25/19,942
6. Step 6: Final answer
   x = 83,918.63