Finding the Third Proportional to 327,556 and 500,074

Step by Step Solution

1. Step 1: Write the proportion equation
   327,556 : 500,074 = 500,074 : x
2. Step 2: Convert to fraction form
   327,556/500,074 = 500,074/x
3. Step 3: Cross multiply
   327,556x = 500,074 × 500,074
4. Step 4: Simplify right side
   327,556x = 250,074,005,476
5. Step 5: Solve for x
   x = 250,074,005,476/327,556
6. Step 6: Final answer
   x = 763,454.20