Finding the Third Proportional to 8,228.72 and 18,020.06

Step by Step Solution

1. Step 1: Write the proportion equation
   8,228.72 : 18,020.06 = 18,020.06 : x
2. Step 2: Convert to fraction form
   8,228.72/18,020.06 = 18,020.06/x
3. Step 3: Cross multiply
   8,228.72x = 18,020.06 × 18,020.06
4. Step 4: Simplify right side
   8,228.72x = 324,722,652.50
5. Step 5: Solve for x
   x = 324,722,652.50/8,228.72
6. Step 6: Final answer
   x = 39,462.12