Finding the Third Proportional to 33,231.94 and 72,921.75

Step by Step Solution

1. Step 1: Write the proportion equation
   33,231.94 : 72,921.75 = 72,921.75 : x
2. Step 2: Convert to fraction form
   33,231.94/72,921.75 = 72,921.75/x
3. Step 3: Cross multiply
   33,231.94x = 72,921.75 × 72,921.75
4. Step 4: Simplify right side
   33,231.94x = 5,317,581,623.06
5. Step 5: Solve for x
   x = 5,317,581,623.06/33,231.94
6. Step 6: Final answer
   x = 160,014.19