Finding the Third Proportional to 144,079 and 231,496

Step by Step Solution

1. Step 1: Write the proportion equation
   144,079 : 231,496 = 231,496 : x
2. Step 2: Convert to fraction form
   144,079/231,496 = 231,496/x
3. Step 3: Cross multiply
   144,079x = 231,496 × 231,496
4. Step 4: Simplify right side
   144,079x = 53,590,398,016
5. Step 5: Solve for x
   x = 53,590,398,016/144,079
6. Step 6: Final answer
   x = 371,951.49