Finding the Third Proportional to 2,489 and 3,304.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,489 : 3,304.50 = 3,304.50 : x
2. Step 2: Convert to fraction form
   2,489/3,304.50 = 3,304.50/x
3. Step 3: Cross multiply
   2,489x = 3,304.50 × 3,304.50
4. Step 4: Simplify right side
   2,489x = 10,919,720.25
5. Step 5: Solve for x
   x = 10,919,720.25/2,489
6. Step 6: Final answer
   x = 4,387.19