Finding the Third Proportional to 152,975 and 336,238

Step by Step Solution

1. Step 1: Write the proportion equation
   152,975 : 336,238 = 336,238 : x
2. Step 2: Convert to fraction form
   152,975/336,238 = 336,238/x
3. Step 3: Cross multiply
   152,975x = 336,238 × 336,238
4. Step 4: Simplify right side
   152,975x = 113,055,992,644
5. Step 5: Solve for x
   x = 113,055,992,644/152,975
6. Step 6: Final answer
   x = 739,048.82