Finding the Third Proportional to 401,445 and 587,096

Step by Step Solution

1. Step 1: Write the proportion equation
   401,445 : 587,096 = 587,096 : x
2. Step 2: Convert to fraction form
   401,445/587,096 = 587,096/x
3. Step 3: Cross multiply
   401,445x = 587,096 × 587,096
4. Step 4: Simplify right side
   401,445x = 344,681,713,216
5. Step 5: Solve for x
   x = 344,681,713,216/401,445
6. Step 6: Final answer
   x = 858,602.58