Finding the Third Proportional to 1,287,998 and 1,892,614

Step by Step Solution

1. Step 1: Write the proportion equation
   1,287,998 : 1,892,614 = 1,892,614 : x
2. Step 2: Convert to fraction form
   1,287,998/1,892,614 = 1,892,614/x
3. Step 3: Cross multiply
   1,287,998x = 1,892,614 × 1,892,614
4. Step 4: Simplify right side
   1,287,998x = 3,581,987,752,996
5. Step 5: Solve for x
   x = 3,581,987,752,996/1,287,998
6. Step 6: Final answer
   x = 2,781,050.71