Finding the Third Proportional to 2,489.48 and 3,760.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,489.48 : 3,760.17 = 3,760.17 : x
2. Step 2: Convert to fraction form
   2,489.48/3,760.17 = 3,760.17/x
3. Step 3: Cross multiply
   2,489.48x = 3,760.17 × 3,760.17
4. Step 4: Simplify right side
   2,489.48x = 14,138,892.53
5. Step 5: Solve for x
   x = 14,138,892.53/2,489.48
6. Step 6: Final answer
   x = 5,679.45