Finding the Third Proportional to 386,293.38 and 568,272

Step by Step Solution

1. Step 1: Write the proportion equation
   386,293.38 : 568,272 = 568,272 : x
2. Step 2: Convert to fraction form
   386,293.38/568,272 = 568,272/x
3. Step 3: Cross multiply
   386,293.38x = 568,272 × 568,272
4. Step 4: Simplify right side
   386,293.38x = 322,933,065,984
5. Step 5: Solve for x
   x = 322,933,065,984/386,293.38
6. Step 6: Final answer
   x = 835,978.78