Finding the Third Proportional to 1,227,338 and 2,539,892

Step by Step Solution

1. Step 1: Write the proportion equation
   1,227,338 : 2,539,892 = 2,539,892 : x
2. Step 2: Convert to fraction form
   1,227,338/2,539,892 = 2,539,892/x
3. Step 3: Cross multiply
   1,227,338x = 2,539,892 × 2,539,892
4. Step 4: Simplify right side
   1,227,338x = 6,451,051,371,664
5. Step 5: Solve for x
   x = 6,451,051,371,664/1,227,338
6. Step 6: Final answer
   x = 5,256,132.68