Finding the Third Proportional to 1,431,831 and 2,006,967

Step by Step Solution

1. Step 1: Write the proportion equation
   1,431,831 : 2,006,967 = 2,006,967 : x
2. Step 2: Convert to fraction form
   1,431,831/2,006,967 = 2,006,967/x
3. Step 3: Cross multiply
   1,431,831x = 2,006,967 × 2,006,967
4. Step 4: Simplify right side
   1,431,831x = 4,027,916,539,089
5. Step 5: Solve for x
   x = 4,027,916,539,089/1,431,831
6. Step 6: Final answer
   x = 2,813,122.87