Finding the Third Proportional to 2,019,921.50 and 3,215,649

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019,921.50 : 3,215,649 = 3,215,649 : x
2. Step 2: Convert to fraction form
   2,019,921.50/3,215,649 = 3,215,649/x
3. Step 3: Cross multiply
   2,019,921.50x = 3,215,649 × 3,215,649
4. Step 4: Simplify right side
   2,019,921.50x = 10,340,398,491,201
5. Step 5: Solve for x
   x = 10,340,398,491,201/2,019,921.50
6. Step 6: Final answer
   x = 5,119,208.09