Finding the Third Proportional to 33,018.50 and 72,055

Step by Step Solution

1. Step 1: Write the proportion equation
   33,018.50 : 72,055 = 72,055 : x
2. Step 2: Convert to fraction form
   33,018.50/72,055 = 72,055/x
3. Step 3: Cross multiply
   33,018.50x = 72,055 × 72,055
4. Step 4: Simplify right side
   33,018.50x = 5,191,923,025
5. Step 5: Solve for x
   x = 5,191,923,025/33,018.50
6. Step 6: Final answer
   x = 157,242.85