Finding the Third Proportional to 8,377.88 and 12,675.38

Step by Step Solution

1. Step 1: Write the proportion equation
   8,377.88 : 12,675.38 = 12,675.38 : x
2. Step 2: Convert to fraction form
   8,377.88/12,675.38 = 12,675.38/x
3. Step 3: Cross multiply
   8,377.88x = 12,675.38 × 12,675.38
4. Step 4: Simplify right side
   8,377.88x = 160,665,131.39
5. Step 5: Solve for x
   x = 160,665,131.39/8,377.88
6. Step 6: Final answer
   x = 19,177.31