Finding the Third Proportional to 33,279 and 72,700

Step by Step Solution

1. Step 1: Write the proportion equation
   33,279 : 72,700 = 72,700 : x
2. Step 2: Convert to fraction form
   33,279/72,700 = 72,700/x
3. Step 3: Cross multiply
   33,279x = 72,700 × 72,700
4. Step 4: Simplify right side
   33,279x = 5,285,290,000
5. Step 5: Solve for x
   x = 5,285,290,000/33,279
6. Step 6: Final answer
   x = 158,817.57