Finding the Third Proportional to 3,286 and 7,300.75

Step by Step Solution

1. Step 1: Write the proportion equation
   3,286 : 7,300.75 = 7,300.75 : x
2. Step 2: Convert to fraction form
   3,286/7,300.75 = 7,300.75/x
3. Step 3: Cross multiply
   3,286x = 7,300.75 × 7,300.75
4. Step 4: Simplify right side
   3,286x = 53,300,950.56
5. Step 5: Solve for x
   x = 53,300,950.56/3,286
6. Step 6: Final answer
   x = 16,220.62