Finding the Third Proportional to 33,249.75 and 72,331.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,249.75 : 72,331.50 = 72,331.50 : x
2. Step 2: Convert to fraction form
   33,249.75/72,331.50 = 72,331.50/x
3. Step 3: Cross multiply
   33,249.75x = 72,331.50 × 72,331.50
4. Step 4: Simplify right side
   33,249.75x = 5,231,845,892.25
5. Step 5: Solve for x
   x = 5,231,845,892.25/33,249.75
6. Step 6: Final answer
   x = 157,349.93