Finding the Third Proportional to 404,756 and 888,240

Step by Step Solution

1. Step 1: Write the proportion equation
   404,756 : 888,240 = 888,240 : x
2. Step 2: Convert to fraction form
   404,756/888,240 = 888,240/x
3. Step 3: Cross multiply
   404,756x = 888,240 × 888,240
4. Step 4: Simplify right side
   404,756x = 788,970,297,600
5. Step 5: Solve for x
   x = 788,970,297,600/404,756
6. Step 6: Final answer
   x = 1,949,249.17