Finding the Third Proportional to 152,068 and 355,330

Step by Step Solution

1. Step 1: Write the proportion equation
   152,068 : 355,330 = 355,330 : x
2. Step 2: Convert to fraction form
   152,068/355,330 = 355,330/x
3. Step 3: Cross multiply
   152,068x = 355,330 × 355,330
4. Step 4: Simplify right side
   152,068x = 126,259,408,900
5. Step 5: Solve for x
   x = 126,259,408,900/152,068
6. Step 6: Final answer
   x = 830,282.56