Finding the Third Proportional to 1,796,103 and 3,990,789

Step by Step Solution

1. Step 1: Write the proportion equation
   1,796,103 : 3,990,789 = 3,990,789 : x
2. Step 2: Convert to fraction form
   1,796,103/3,990,789 = 3,990,789/x
3. Step 3: Cross multiply
   1,796,103x = 3,990,789 × 3,990,789
4. Step 4: Simplify right side
   1,796,103x = 15,926,396,842,521
5. Step 5: Solve for x
   x = 15,926,396,842,521/1,796,103
6. Step 6: Final answer
   x = 8,867,195.72