Finding the Third Proportional to 220,740 and 476,766

Step by Step Solution

1. Step 1: Write the proportion equation
   220,740 : 476,766 = 476,766 : x
2. Step 2: Convert to fraction form
   220,740/476,766 = 476,766/x
3. Step 3: Cross multiply
   220,740x = 476,766 × 476,766
4. Step 4: Simplify right side
   220,740x = 227,305,818,756
5. Step 5: Solve for x
   x = 227,305,818,756/220,740
6. Step 6: Final answer
   x = 1,029,744.58