Finding the Third Proportional to 181,560 and 279,996

Step by Step Solution

1. Step 1: Write the proportion equation
   181,560 : 279,996 = 279,996 : x
2. Step 2: Convert to fraction form
   181,560/279,996 = 279,996/x
3. Step 3: Cross multiply
   181,560x = 279,996 × 279,996
4. Step 4: Simplify right side
   181,560x = 78,397,760,016
5. Step 5: Solve for x
   x = 78,397,760,016/181,560
6. Step 6: Final answer
   x = 431,800.84