Finding the Third Proportional to 151,504 and 329,216

Step by Step Solution

1. Step 1: Write the proportion equation
   151,504 : 329,216 = 329,216 : x
2. Step 2: Convert to fraction form
   151,504/329,216 = 329,216/x
3. Step 3: Cross multiply
   151,504x = 329,216 × 329,216
4. Step 4: Simplify right side
   151,504x = 108,383,174,656
5. Step 5: Solve for x
   x = 108,383,174,656/151,504
6. Step 6: Final answer
   x = 715,381.60