Finding the Third Proportional to 404,890 and 886,051

Step by Step Solution

1. Step 1: Write the proportion equation
   404,890 : 886,051 = 886,051 : x
2. Step 2: Convert to fraction form
   404,890/886,051 = 886,051/x
3. Step 3: Cross multiply
   404,890x = 886,051 × 886,051
4. Step 4: Simplify right side
   404,890x = 785,086,374,601
5. Step 5: Solve for x
   x = 785,086,374,601/404,890
6. Step 6: Final answer
   x = 1,939,011.52