Finding the Third Proportional to 940,408 and 2,219,582

Step by Step Solution

1. Step 1: Write the proportion equation
   940,408 : 2,219,582 = 2,219,582 : x
2. Step 2: Convert to fraction form
   940,408/2,219,582 = 2,219,582/x
3. Step 3: Cross multiply
   940,408x = 2,219,582 × 2,219,582
4. Step 4: Simplify right side
   940,408x = 4,926,544,254,724
5. Step 5: Solve for x
   x = 4,926,544,254,724/940,408
6. Step 6: Final answer
   x = 5,238,730.69