Finding the Third Proportional to 33,447.75 and 72,408.75

Step by Step Solution

1. Step 1: Write the proportion equation
   33,447.75 : 72,408.75 = 72,408.75 : x
2. Step 2: Convert to fraction form
   33,447.75/72,408.75 = 72,408.75/x
3. Step 3: Cross multiply
   33,447.75x = 72,408.75 × 72,408.75
4. Step 4: Simplify right side
   33,447.75x = 5,243,027,076.56
5. Step 5: Solve for x
   x = 5,243,027,076.56/33,447.75
6. Step 6: Final answer
   x = 156,752.76