Finding the Third Proportional to 215,518 and 471,162

Step by Step Solution

1. Step 1: Write the proportion equation
   215,518 : 471,162 = 471,162 : x
2. Step 2: Convert to fraction form
   215,518/471,162 = 471,162/x
3. Step 3: Cross multiply
   215,518x = 471,162 × 471,162
4. Step 4: Simplify right side
   215,518x = 221,993,630,244
5. Step 5: Solve for x
   x = 221,993,630,244/215,518
6. Step 6: Final answer
   x = 1,030,046.82