Finding the Third Proportional to 108,568 and 222,400

Step by Step Solution

1. Step 1: Write the proportion equation
   108,568 : 222,400 = 222,400 : x
2. Step 2: Convert to fraction form
   108,568/222,400 = 222,400/x
3. Step 3: Cross multiply
   108,568x = 222,400 × 222,400
4. Step 4: Simplify right side
   108,568x = 49,461,760,000
5. Step 5: Solve for x
   x = 49,461,760,000/108,568
6. Step 6: Final answer
   x = 455,583.23