Finding the Third Proportional to 331,859.25 and 723,996

Step by Step Solution

1. Step 1: Write the proportion equation
   331,859.25 : 723,996 = 723,996 : x
2. Step 2: Convert to fraction form
   331,859.25/723,996 = 723,996/x
3. Step 3: Cross multiply
   331,859.25x = 723,996 × 723,996
4. Step 4: Simplify right side
   331,859.25x = 524,170,208,016
5. Step 5: Solve for x
   x = 524,170,208,016/331,859.25
6. Step 6: Final answer
   x = 1,579,495.55