Finding the Third Proportional to 33,375.50 and 72,521

Step by Step Solution

1. Step 1: Write the proportion equation
   33,375.50 : 72,521 = 72,521 : x
2. Step 2: Convert to fraction form
   33,375.50/72,521 = 72,521/x
3. Step 3: Cross multiply
   33,375.50x = 72,521 × 72,521
4. Step 4: Simplify right side
   33,375.50x = 5,259,295,441
5. Step 5: Solve for x
   x = 5,259,295,441/33,375.50
6. Step 6: Final answer
   x = 157,579.53