Finding the Third Proportional to 479,086 and 798,426

Step by Step Solution

1. Step 1: Write the proportion equation
   479,086 : 798,426 = 798,426 : x
2. Step 2: Convert to fraction form
   479,086/798,426 = 798,426/x
3. Step 3: Cross multiply
   479,086x = 798,426 × 798,426
4. Step 4: Simplify right side
   479,086x = 637,484,077,476
5. Step 5: Solve for x
   x = 637,484,077,476/479,086
6. Step 6: Final answer
   x = 1,330,625.56