Finding the Third Proportional to 6,986.88 and 10,385.38

Step by Step Solution

1. Step 1: Write the proportion equation
   6,986.88 : 10,385.38 = 10,385.38 : x
2. Step 2: Convert to fraction form
   6,986.88/10,385.38 = 10,385.38/x
3. Step 3: Cross multiply
   6,986.88x = 10,385.38 × 10,385.38
4. Step 4: Simplify right side
   6,986.88x = 107,856,013.89
5. Step 5: Solve for x
   x = 107,856,013.89/6,986.88
6. Step 6: Final answer
   x = 15,436.95