Finding the Third Proportional to 72,918 and 159,552

Step by Step Solution

1. Step 1: Write the proportion equation
   72,918 : 159,552 = 159,552 : x
2. Step 2: Convert to fraction form
   72,918/159,552 = 159,552/x
3. Step 3: Cross multiply
   72,918x = 159,552 × 159,552
4. Step 4: Simplify right side
   72,918x = 25,456,840,704
5. Step 5: Solve for x
   x = 25,456,840,704/72,918
6. Step 6: Final answer
   x = 349,116.00