Finding the Third Proportional to 2,228.69 and 3,449.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,228.69 : 3,449.10 = 3,449.10 : x
2. Step 2: Convert to fraction form
   2,228.69/3,449.10 = 3,449.10/x
3. Step 3: Cross multiply
   2,228.69x = 3,449.10 × 3,449.10
4. Step 4: Simplify right side
   2,228.69x = 11,896,325.17
5. Step 5: Solve for x
   x = 11,896,325.17/2,228.69
6. Step 6: Final answer
   x = 5,337.82