Finding the Third Proportional to 1,228.05 and 2,650.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,228.05 : 2,650.46 = 2,650.46 : x
2. Step 2: Convert to fraction form
   1,228.05/2,650.46 = 2,650.46/x
3. Step 3: Cross multiply
   1,228.05x = 2,650.46 × 2,650.46
4. Step 4: Simplify right side
   1,228.05x = 7,024,917.30
5. Step 5: Solve for x
   x = 7,024,917.30/1,228.05
6. Step 6: Final answer
   x = 5,720.38