Finding the Third Proportional to 151,500 and 329,208

Step by Step Solution

1. Step 1: Write the proportion equation
   151,500 : 329,208 = 329,208 : x
2. Step 2: Convert to fraction form
   151,500/329,208 = 329,208/x
3. Step 3: Cross multiply
   151,500x = 329,208 × 329,208
4. Step 4: Simplify right side
   151,500x = 108,377,907,264
5. Step 5: Solve for x
   x = 108,377,907,264/151,500
6. Step 6: Final answer
   x = 715,365.72