Finding the Third Proportional to 220,914 and 479,250

Step by Step Solution

1. Step 1: Write the proportion equation
   220,914 : 479,250 = 479,250 : x
2. Step 2: Convert to fraction form
   220,914/479,250 = 479,250/x
3. Step 3: Cross multiply
   220,914x = 479,250 × 479,250
4. Step 4: Simplify right side
   220,914x = 229,680,562,500
5. Step 5: Solve for x
   x = 229,680,562,500/220,914
6. Step 6: Final answer
   x = 1,039,683.15