Finding the Third Proportional to 401,463 and 587,118.38

Step by Step Solution

1. Step 1: Write the proportion equation
   401,463 : 587,118.38 = 587,118.38 : x
2. Step 2: Convert to fraction form
   401,463/587,118.38 = 587,118.38/x
3. Step 3: Cross multiply
   401,463x = 587,118.38 × 587,118.38
4. Step 4: Simplify right side
   401,463x = 344,707,986,262.64
5. Step 5: Solve for x
   x = 344,707,986,262.64/401,463
6. Step 6: Final answer
   x = 858,629.53