Finding the Third Proportional to 1,028,796 and 1,387,795

Step by Step Solution

1. Step 1: Write the proportion equation
   1,028,796 : 1,387,795 = 1,387,795 : x
2. Step 2: Convert to fraction form
   1,028,796/1,387,795 = 1,387,795/x
3. Step 3: Cross multiply
   1,028,796x = 1,387,795 × 1,387,795
4. Step 4: Simplify right side
   1,028,796x = 1,925,974,962,025
5. Step 5: Solve for x
   x = 1,925,974,962,025/1,028,796
6. Step 6: Final answer
   x = 1,872,066.92