Finding the Third Proportional to 6,751.69 and 10,686.94

Step by Step Solution

1. Step 1: Write the proportion equation
   6,751.69 : 10,686.94 = 10,686.94 : x
2. Step 2: Convert to fraction form
   6,751.69/10,686.94 = 10,686.94/x
3. Step 3: Cross multiply
   6,751.69x = 10,686.94 × 10,686.94
4. Step 4: Simplify right side
   6,751.69x = 114,210,633.13
5. Step 5: Solve for x
   x = 114,210,633.13/6,751.69
6. Step 6: Final answer
   x = 16,915.86