Finding the Third Proportional to 152,648 and 336,304

Step by Step Solution

1. Step 1: Write the proportion equation
   152,648 : 336,304 = 336,304 : x
2. Step 2: Convert to fraction form
   152,648/336,304 = 336,304/x
3. Step 3: Cross multiply
   152,648x = 336,304 × 336,304
4. Step 4: Simplify right side
   152,648x = 113,100,380,416
5. Step 5: Solve for x
   x = 113,100,380,416/152,648
6. Step 6: Final answer
   x = 740,922.78