Finding the Third Proportional to 257,328 and 567,010

Step by Step Solution

1. Step 1: Write the proportion equation
   257,328 : 567,010 = 567,010 : x
2. Step 2: Convert to fraction form
   257,328/567,010 = 567,010/x
3. Step 3: Cross multiply
   257,328x = 567,010 × 567,010
4. Step 4: Simplify right side
   257,328x = 321,500,340,100
5. Step 5: Solve for x
   x = 321,500,340,100/257,328
6. Step 6: Final answer
   x = 1,249,379.55