Finding the Third Proportional to 325,836 and 691,002

Step by Step Solution

1. Step 1: Write the proportion equation
   325,836 : 691,002 = 691,002 : x
2. Step 2: Convert to fraction form
   325,836/691,002 = 691,002/x
3. Step 3: Cross multiply
   325,836x = 691,002 × 691,002
4. Step 4: Simplify right side
   325,836x = 477,483,764,004
5. Step 5: Solve for x
   x = 477,483,764,004/325,836
6. Step 6: Final answer
   x = 1,465,411.32