Finding the Third Proportional to 3,096.98 and 7,231.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,096.98 : 7,231.78 = 7,231.78 : x
2. Step 2: Convert to fraction form
   3,096.98/7,231.78 = 7,231.78/x
3. Step 3: Cross multiply
   3,096.98x = 7,231.78 × 7,231.78
4. Step 4: Simplify right side
   3,096.98x = 52,298,660.05
5. Step 5: Solve for x
   x = 52,298,660.05/3,096.98
6. Step 6: Final answer
   x = 16,886.96