Finding the Third Proportional to 72,659 and 155,673

Step by Step Solution

1. Step 1: Write the proportion equation
   72,659 : 155,673 = 155,673 : x
2. Step 2: Convert to fraction form
   72,659/155,673 = 155,673/x
3. Step 3: Cross multiply
   72,659x = 155,673 × 155,673
4. Step 4: Simplify right side
   72,659x = 24,234,082,929
5. Step 5: Solve for x
   x = 24,234,082,929/72,659
6. Step 6: Final answer
   x = 333,531.74