Finding the Third Proportional to 9,208.50 and 19,673.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,208.50 : 19,673.25 = 19,673.25 : x
2. Step 2: Convert to fraction form
   9,208.50/19,673.25 = 19,673.25/x
3. Step 3: Cross multiply
   9,208.50x = 19,673.25 × 19,673.25
4. Step 4: Simplify right side
   9,208.50x = 387,036,765.56
5. Step 5: Solve for x
   x = 387,036,765.56/9,208.50
6. Step 6: Final answer
   x = 42,030.38