Finding the Third Proportional to 33,015 and 72,291

Step by Step Solution

1. Step 1: Write the proportion equation
   33,015 : 72,291 = 72,291 : x
2. Step 2: Convert to fraction form
   33,015/72,291 = 72,291/x
3. Step 3: Cross multiply
   33,015x = 72,291 × 72,291
4. Step 4: Simplify right side
   33,015x = 5,225,988,681
5. Step 5: Solve for x
   x = 5,225,988,681/33,015
6. Step 6: Final answer
   x = 158,291.34