Finding the Third Proportional to 404,852 and 865,758

Step by Step Solution

1. Step 1: Write the proportion equation
   404,852 : 865,758 = 865,758 : x
2. Step 2: Convert to fraction form
   404,852/865,758 = 865,758/x
3. Step 3: Cross multiply
   404,852x = 865,758 × 865,758
4. Step 4: Simplify right side
   404,852x = 749,536,914,564
5. Step 5: Solve for x
   x = 749,536,914,564/404,852
6. Step 6: Final answer
   x = 1,851,384.99