Finding the Third Proportional to 72,792 and 160,218

Step by Step Solution

1. Step 1: Write the proportion equation
   72,792 : 160,218 = 160,218 : x
2. Step 2: Convert to fraction form
   72,792/160,218 = 160,218/x
3. Step 3: Cross multiply
   72,792x = 160,218 × 160,218
4. Step 4: Simplify right side
   72,792x = 25,669,807,524
5. Step 5: Solve for x
   x = 25,669,807,524/72,792
6. Step 6: Final answer
   x = 352,646.00