Finding the Third Proportional to 6,647.38 and 10,429.13

Step by Step Solution

1. Step 1: Write the proportion equation
   6,647.38 : 10,429.13 = 10,429.13 : x
2. Step 2: Convert to fraction form
   6,647.38/10,429.13 = 10,429.13/x
3. Step 3: Cross multiply
   6,647.38x = 10,429.13 × 10,429.13
4. Step 4: Simplify right side
   6,647.38x = 108,766,648.27
5. Step 5: Solve for x
   x = 108,766,648.27/6,647.38
6. Step 6: Final answer
   x = 16,362.35