Finding the Third Proportional to 3,821.75 and 8,103.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,821.75 : 8,103.25 = 8,103.25 : x
2. Step 2: Convert to fraction form
   3,821.75/8,103.25 = 8,103.25/x
3. Step 3: Cross multiply
   3,821.75x = 8,103.25 × 8,103.25
4. Step 4: Simplify right side
   3,821.75x = 65,662,660.56
5. Step 5: Solve for x
   x = 65,662,660.56/3,821.75
6. Step 6: Final answer
   x = 17,181.31