Finding the Third Proportional to 404,216 and 880,192

Step by Step Solution

1. Step 1: Write the proportion equation
   404,216 : 880,192 = 880,192 : x
2. Step 2: Convert to fraction form
   404,216/880,192 = 880,192/x
3. Step 3: Cross multiply
   404,216x = 880,192 × 880,192
4. Step 4: Simplify right side
   404,216x = 774,737,956,864
5. Step 5: Solve for x
   x = 774,737,956,864/404,216
6. Step 6: Final answer
   x = 1,916,643.47