Finding the Third Proportional to 470,624 and 707,010

Step by Step Solution

1. Step 1: Write the proportion equation
   470,624 : 707,010 = 707,010 : x
2. Step 2: Convert to fraction form
   470,624/707,010 = 707,010/x
3. Step 3: Cross multiply
   470,624x = 707,010 × 707,010
4. Step 4: Simplify right side
   470,624x = 499,863,140,100
5. Step 5: Solve for x
   x = 499,863,140,100/470,624
6. Step 6: Final answer
   x = 1,062,128.45