Finding the Third Proportional to 33,258.94 and 72,729.56

Step by Step Solution

1. Step 1: Write the proportion equation
   33,258.94 : 72,729.56 = 72,729.56 : x
2. Step 2: Convert to fraction form
   33,258.94/72,729.56 = 72,729.56/x
3. Step 3: Cross multiply
   33,258.94x = 72,729.56 × 72,729.56
4. Step 4: Simplify right side
   33,258.94x = 5,289,589,261.44
5. Step 5: Solve for x
   x = 5,289,589,261.44/33,258.94
6. Step 6: Final answer
   x = 159,042.64