Finding the Third Proportional to 8,243.25 and 17,854.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,243.25 : 17,854.50 = 17,854.50 : x
2. Step 2: Convert to fraction form
   8,243.25/17,854.50 = 17,854.50/x
3. Step 3: Cross multiply
   8,243.25x = 17,854.50 × 17,854.50
4. Step 4: Simplify right side
   8,243.25x = 318,783,170.25
5. Step 5: Solve for x
   x = 318,783,170.25/8,243.25
6. Step 6: Final answer
   x = 38,672.03