Finding the Third Proportional to 404,764 and 880,872

Step by Step Solution

1. Step 1: Write the proportion equation
   404,764 : 880,872 = 880,872 : x
2. Step 2: Convert to fraction form
   404,764/880,872 = 880,872/x
3. Step 3: Cross multiply
   404,764x = 880,872 × 880,872
4. Step 4: Simplify right side
   404,764x = 775,935,480,384
5. Step 5: Solve for x
   x = 775,935,480,384/404,764
6. Step 6: Final answer
   x = 1,917,007.15