Finding the Third Proportional to 33,639.75 and 72,463.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,639.75 : 72,463.50 = 72,463.50 : x
2. Step 2: Convert to fraction form
   33,639.75/72,463.50 = 72,463.50/x
3. Step 3: Cross multiply
   33,639.75x = 72,463.50 × 72,463.50
4. Step 4: Simplify right side
   33,639.75x = 5,250,958,832.25
5. Step 5: Solve for x
   x = 5,250,958,832.25/33,639.75
6. Step 6: Final answer
   x = 156,093.87