Finding the Third Proportional to 2,162,494 and 3,115,005

Step by Step Solution

1. Step 1: Write the proportion equation
   2,162,494 : 3,115,005 = 3,115,005 : x
2. Step 2: Convert to fraction form
   2,162,494/3,115,005 = 3,115,005/x
3. Step 3: Cross multiply
   2,162,494x = 3,115,005 × 3,115,005
4. Step 4: Simplify right side
   2,162,494x = 9,703,256,150,025
5. Step 5: Solve for x
   x = 9,703,256,150,025/2,162,494
6. Step 6: Final answer
   x = 4,487,067.32