Finding the Third Proportional to 8,202.38 and 17,908.31

Step by Step Solution

1. Step 1: Write the proportion equation
   8,202.38 : 17,908.31 = 17,908.31 : x
2. Step 2: Convert to fraction form
   8,202.38/17,908.31 = 17,908.31/x
3. Step 3: Cross multiply
   8,202.38x = 17,908.31 × 17,908.31
4. Step 4: Simplify right side
   8,202.38x = 320,707,656.60
5. Step 5: Solve for x
   x = 320,707,656.60/8,202.38
6. Step 6: Final answer
   x = 39,099.37