Finding the Third Proportional to 111,284 and 244,816

Step by Step Solution

1. Step 1: Write the proportion equation
   111,284 : 244,816 = 244,816 : x
2. Step 2: Convert to fraction form
   111,284/244,816 = 244,816/x
3. Step 3: Cross multiply
   111,284x = 244,816 × 244,816
4. Step 4: Simplify right side
   111,284x = 59,934,873,856
5. Step 5: Solve for x
   x = 59,934,873,856/111,284
6. Step 6: Final answer
   x = 538,575.84