Finding the Third Proportional to 33,756 and 72,700

Step by Step Solution

1. Step 1: Write the proportion equation
   33,756 : 72,700 = 72,700 : x
2. Step 2: Convert to fraction form
   33,756/72,700 = 72,700/x
3. Step 3: Cross multiply
   33,756x = 72,700 × 72,700
4. Step 4: Simplify right side
   33,756x = 5,285,290,000
5. Step 5: Solve for x
   x = 5,285,290,000/33,756
6. Step 6: Final answer
   x = 156,573.35