Finding the Third Proportional to 222,022 and 486,298

Step by Step Solution

1. Step 1: Write the proportion equation
   222,022 : 486,298 = 486,298 : x
2. Step 2: Convert to fraction form
   222,022/486,298 = 486,298/x
3. Step 3: Cross multiply
   222,022x = 486,298 × 486,298
4. Step 4: Simplify right side
   222,022x = 236,485,744,804
5. Step 5: Solve for x
   x = 236,485,744,804/222,022
6. Step 6: Final answer
   x = 1,065,145.55