Finding the Third Proportional to 220,800 and 480,016

Step by Step Solution

1. Step 1: Write the proportion equation
   220,800 : 480,016 = 480,016 : x
2. Step 2: Convert to fraction form
   220,800/480,016 = 480,016/x
3. Step 3: Cross multiply
   220,800x = 480,016 × 480,016
4. Step 4: Simplify right side
   220,800x = 230,415,360,256
5. Step 5: Solve for x
   x = 230,415,360,256/220,800
6. Step 6: Final answer
   x = 1,043,547.83