Finding the Third Proportional to 151,684 and 331,016

Step by Step Solution

1. Step 1: Write the proportion equation
   151,684 : 331,016 = 331,016 : x
2. Step 2: Convert to fraction form
   151,684/331,016 = 331,016/x
3. Step 3: Cross multiply
   151,684x = 331,016 × 331,016
4. Step 4: Simplify right side
   151,684x = 109,571,592,256
5. Step 5: Solve for x
   x = 109,571,592,256/151,684
6. Step 6: Final answer
   x = 722,367.50