Finding the Third Proportional to 8,797.88 and 18,321.38

Step by Step Solution

1. Step 1: Write the proportion equation
   8,797.88 : 18,321.38 = 18,321.38 : x
2. Step 2: Convert to fraction form
   8,797.88/18,321.38 = 18,321.38/x
3. Step 3: Cross multiply
   8,797.88x = 18,321.38 × 18,321.38
4. Step 4: Simplify right side
   8,797.88x = 335,672,781.89
5. Step 5: Solve for x
   x = 335,672,781.89/8,797.88
6. Step 6: Final answer
   x = 38,153.85