Finding the Third Proportional to 8,196.75 and 12,606.75

Step by Step Solution

1. Step 1: Write the proportion equation
   8,196.75 : 12,606.75 = 12,606.75 : x
2. Step 2: Convert to fraction form
   8,196.75/12,606.75 = 12,606.75/x
3. Step 3: Cross multiply
   8,196.75x = 12,606.75 × 12,606.75
4. Step 4: Simplify right side
   8,196.75x = 158,930,145.56
5. Step 5: Solve for x
   x = 158,930,145.56/8,196.75
6. Step 6: Final answer
   x = 19,389.41