Finding the Third Proportional to 16,217.72 and 34,860.38

Step by Step Solution

1. Step 1: Write the proportion equation
   16,217.72 : 34,860.38 = 34,860.38 : x
2. Step 2: Convert to fraction form
   16,217.72/34,860.38 = 34,860.38/x
3. Step 3: Cross multiply
   16,217.72x = 34,860.38 × 34,860.38
4. Step 4: Simplify right side
   16,217.72x = 1,215,245,745.14
5. Step 5: Solve for x
   x = 1,215,245,745.14/16,217.72
6. Step 6: Final answer
   x = 74,933.21