Finding the Third Proportional to 159,156 and 333,648

Step by Step Solution

1. Step 1: Write the proportion equation
   159,156 : 333,648 = 333,648 : x
2. Step 2: Convert to fraction form
   159,156/333,648 = 333,648/x
3. Step 3: Cross multiply
   159,156x = 333,648 × 333,648
4. Step 4: Simplify right side
   159,156x = 111,320,987,904
5. Step 5: Solve for x
   x = 111,320,987,904/159,156
6. Step 6: Final answer
   x = 699,445.75