Finding the Third Proportional to 404,474 and 881,336

Step by Step Solution

1. Step 1: Write the proportion equation
   404,474 : 881,336 = 881,336 : x
2. Step 2: Convert to fraction form
   404,474/881,336 = 881,336/x
3. Step 3: Cross multiply
   404,474x = 881,336 × 881,336
4. Step 4: Simplify right side
   404,474x = 776,753,144,896
5. Step 5: Solve for x
   x = 776,753,144,896/404,474
6. Step 6: Final answer
   x = 1,920,403.15