Finding the Third Proportional to 8,676.38 and 12,852.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,676.38 : 12,852.56 = 12,852.56 : x
2. Step 2: Convert to fraction form
   8,676.38/12,852.56 = 12,852.56/x
3. Step 3: Cross multiply
   8,676.38x = 12,852.56 × 12,852.56
4. Step 4: Simplify right side
   8,676.38x = 165,188,362.82
5. Step 5: Solve for x
   x = 165,188,362.82/8,676.38
6. Step 6: Final answer
   x = 19,038.87