Finding the Third Proportional to 404,606 and 886,612

Step by Step Solution

1. Step 1: Write the proportion equation
   404,606 : 886,612 = 886,612 : x
2. Step 2: Convert to fraction form
   404,606/886,612 = 886,612/x
3. Step 3: Cross multiply
   404,606x = 886,612 × 886,612
4. Step 4: Simplify right side
   404,606x = 786,080,838,544
5. Step 5: Solve for x
   x = 786,080,838,544/404,606
6. Step 6: Final answer
   x = 1,942,830.40