Finding the Third Proportional to 404,538 and 886,834

Step by Step Solution

1. Step 1: Write the proportion equation
   404,538 : 886,834 = 886,834 : x
2. Step 2: Convert to fraction form
   404,538/886,834 = 886,834/x
3. Step 3: Cross multiply
   404,538x = 886,834 × 886,834
4. Step 4: Simplify right side
   404,538x = 786,474,543,556
5. Step 5: Solve for x
   x = 786,474,543,556/404,538
6. Step 6: Final answer
   x = 1,944,130.20