Finding the Third Proportional to 72,960 and 159,636

Step by Step Solution

1. Step 1: Write the proportion equation
   72,960 : 159,636 = 159,636 : x
2. Step 2: Convert to fraction form
   72,960/159,636 = 159,636/x
3. Step 3: Cross multiply
   72,960x = 159,636 × 159,636
4. Step 4: Simplify right side
   72,960x = 25,483,652,496
5. Step 5: Solve for x
   x = 25,483,652,496/72,960
6. Step 6: Final answer
   x = 349,282.52