Finding the Third Proportional to 366,978 and 567,070

Step by Step Solution

1. Step 1: Write the proportion equation
   366,978 : 567,070 = 567,070 : x
2. Step 2: Convert to fraction form
   366,978/567,070 = 567,070/x
3. Step 3: Cross multiply
   366,978x = 567,070 × 567,070
4. Step 4: Simplify right side
   366,978x = 321,568,384,900
5. Step 5: Solve for x
   x = 321,568,384,900/366,978
6. Step 6: Final answer
   x = 876,260.66