Finding the Third Proportional to 6,983.72 and 10,786.92

Step by Step Solution

1. Step 1: Write the proportion equation
   6,983.72 : 10,786.92 = 10,786.92 : x
2. Step 2: Convert to fraction form
   6,983.72/10,786.92 = 10,786.92/x
3. Step 3: Cross multiply
   6,983.72x = 10,786.92 × 10,786.92
4. Step 4: Simplify right side
   6,983.72x = 116,357,683.54
5. Step 5: Solve for x
   x = 116,357,683.54/6,983.72
6. Step 6: Final answer
   x = 16,661.28