Finding the Third Proportional to 8,215 and 17,814.03

Step by Step Solution

1. Step 1: Write the proportion equation
   8,215 : 17,814.03 = 17,814.03 : x
2. Step 2: Convert to fraction form
   8,215/17,814.03 = 17,814.03/x
3. Step 3: Cross multiply
   8,215x = 17,814.03 × 17,814.03
4. Step 4: Simplify right side
   8,215x = 317,339,709.38
5. Step 5: Solve for x
   x = 317,339,709.38/8,215
6. Step 6: Final answer
   x = 38,629.30