Finding the Third Proportional to 470,622 and 707,007

Step by Step Solution

1. Step 1: Write the proportion equation
   470,622 : 707,007 = 707,007 : x
2. Step 2: Convert to fraction form
   470,622/707,007 = 707,007/x
3. Step 3: Cross multiply
   470,622x = 707,007 × 707,007
4. Step 4: Simplify right side
   470,622x = 499,858,898,049
5. Step 5: Solve for x
   x = 499,858,898,049/470,622
6. Step 6: Final answer
   x = 1,062,123.95