Finding the Third Proportional to 152,672 and 336,352

Step by Step Solution

1. Step 1: Write the proportion equation
   152,672 : 336,352 = 336,352 : x
2. Step 2: Convert to fraction form
   152,672/336,352 = 336,352/x
3. Step 3: Cross multiply
   152,672x = 336,352 × 336,352
4. Step 4: Simplify right side
   152,672x = 113,132,667,904
5. Step 5: Solve for x
   x = 113,132,667,904/152,672
6. Step 6: Final answer
   x = 741,017.79