Finding the Third Proportional to 9,860.72 and 21,797.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,860.72 : 21,797.38 = 21,797.38 : x
2. Step 2: Convert to fraction form
   9,860.72/21,797.38 = 21,797.38/x
3. Step 3: Cross multiply
   9,860.72x = 21,797.38 × 21,797.38
4. Step 4: Simplify right side
   9,860.72x = 475,125,982.62
5. Step 5: Solve for x
   x = 475,125,982.62/9,860.72
6. Step 6: Final answer
   x = 48,183.69