Finding the Third Proportional to 220,252 and 480,960

Step by Step Solution

1. Step 1: Write the proportion equation
   220,252 : 480,960 = 480,960 : x
2. Step 2: Convert to fraction form
   220,252/480,960 = 480,960/x
3. Step 3: Cross multiply
   220,252x = 480,960 × 480,960
4. Step 4: Simplify right side
   220,252x = 231,322,521,600
5. Step 5: Solve for x
   x = 231,322,521,600/220,252
6. Step 6: Final answer
   x = 1,050,262.98