Finding the Third Proportional to 404,766 and 870,762

Step by Step Solution

1. Step 1: Write the proportion equation
   404,766 : 870,762 = 870,762 : x
2. Step 2: Convert to fraction form
   404,766/870,762 = 870,762/x
3. Step 3: Cross multiply
   404,766x = 870,762 × 870,762
4. Step 4: Simplify right side
   404,766x = 758,226,460,644
5. Step 5: Solve for x
   x = 758,226,460,644/404,766
6. Step 6: Final answer
   x = 1,873,246.42