Finding the Third Proportional to 33,887 and 72,481

Step by Step Solution

1. Step 1: Write the proportion equation
   33,887 : 72,481 = 72,481 : x
2. Step 2: Convert to fraction form
   33,887/72,481 = 72,481/x
3. Step 3: Cross multiply
   33,887x = 72,481 × 72,481
4. Step 4: Simplify right side
   33,887x = 5,253,495,361
5. Step 5: Solve for x
   x = 5,253,495,361/33,887
6. Step 6: Final answer
   x = 155,029.82