Finding the Third Proportional to 404,896 and 886,064

Step by Step Solution

1. Step 1: Write the proportion equation
   404,896 : 886,064 = 886,064 : x
2. Step 2: Convert to fraction form
   404,896/886,064 = 886,064/x
3. Step 3: Cross multiply
   404,896x = 886,064 × 886,064
4. Step 4: Simplify right side
   404,896x = 785,109,412,096
5. Step 5: Solve for x
   x = 785,109,412,096/404,896
6. Step 6: Final answer
   x = 1,939,039.68