Finding the Third Proportional to 2,116.27 and 3,228.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116.27 : 3,228.12 = 3,228.12 : x
2. Step 2: Convert to fraction form
   2,116.27/3,228.12 = 3,228.12/x
3. Step 3: Cross multiply
   2,116.27x = 3,228.12 × 3,228.12
4. Step 4: Simplify right side
   2,116.27x = 10,420,740.58
5. Step 5: Solve for x
   x = 10,420,740.58/2,116.27
6. Step 6: Final answer
   x = 4,924.12