Finding the Third Proportional to 3,519.28 and 7,691.41

Step by Step Solution

1. Step 1: Write the proportion equation
   3,519.28 : 7,691.41 = 7,691.41 : x
2. Step 2: Convert to fraction form
   3,519.28/7,691.41 = 7,691.41/x
3. Step 3: Cross multiply
   3,519.28x = 7,691.41 × 7,691.41
4. Step 4: Simplify right side
   3,519.28x = 59,157,850.28
5. Step 5: Solve for x
   x = 59,157,850.28/3,519.28
6. Step 6: Final answer
   x = 16,809.64