Finding the Third Proportional to 72,616 and 159,551

Step by Step Solution

1. Step 1: Write the proportion equation
   72,616 : 159,551 = 159,551 : x
2. Step 2: Convert to fraction form
   72,616/159,551 = 159,551/x
3. Step 3: Cross multiply
   72,616x = 159,551 × 159,551
4. Step 4: Simplify right side
   72,616x = 25,456,521,601
5. Step 5: Solve for x
   x = 25,456,521,601/72,616
6. Step 6: Final answer
   x = 350,563.53