Finding the Third Proportional to 404,604 and 886,608

Step by Step Solution

1. Step 1: Write the proportion equation
   404,604 : 886,608 = 886,608 : x
2. Step 2: Convert to fraction form
   404,604/886,608 = 886,608/x
3. Step 3: Cross multiply
   404,604x = 886,608 × 886,608
4. Step 4: Simplify right side
   404,604x = 786,073,745,664
5. Step 5: Solve for x
   x = 786,073,745,664/404,604
6. Step 6: Final answer
   x = 1,942,822.48