Finding the Third Proportional to 406,920 and 913,914

Step by Step Solution

1. Step 1: Write the proportion equation
   406,920 : 913,914 = 913,914 : x
2. Step 2: Convert to fraction form
   406,920/913,914 = 913,914/x
3. Step 3: Cross multiply
   406,920x = 913,914 × 913,914
4. Step 4: Simplify right side
   406,920x = 835,238,799,396
5. Step 5: Solve for x
   x = 835,238,799,396/406,920
6. Step 6: Final answer
   x = 2,052,587.24