Finding the Third Proportional to 1,387,910 and 2,081,883

Step by Step Solution

1. Step 1: Write the proportion equation
   1,387,910 : 2,081,883 = 2,081,883 : x
2. Step 2: Convert to fraction form
   1,387,910/2,081,883 = 2,081,883/x
3. Step 3: Cross multiply
   1,387,910x = 2,081,883 × 2,081,883
4. Step 4: Simplify right side
   1,387,910x = 4,334,236,825,689
5. Step 5: Solve for x
   x = 4,334,236,825,689/1,387,910
6. Step 6: Final answer
   x = 3,122,851.50