Finding the Third Proportional to 33,021 and 71,423.25

Step by Step Solution

1. Step 1: Write the proportion equation
   33,021 : 71,423.25 = 71,423.25 : x
2. Step 2: Convert to fraction form
   33,021/71,423.25 = 71,423.25/x
3. Step 3: Cross multiply
   33,021x = 71,423.25 × 71,423.25
4. Step 4: Simplify right side
   33,021x = 5,101,280,640.56
5. Step 5: Solve for x
   x = 5,101,280,640.56/33,021
6. Step 6: Final answer
   x = 154,485.95