Finding the Third Proportional to 17,620 and 36,469

Step by Step Solution

1. Step 1: Write the proportion equation
   17,620 : 36,469 = 36,469 : x
2. Step 2: Convert to fraction form
   17,620/36,469 = 36,469/x
3. Step 3: Cross multiply
   17,620x = 36,469 × 36,469
4. Step 4: Simplify right side
   17,620x = 1,329,987,961
5. Step 5: Solve for x
   x = 1,329,987,961/17,620
6. Step 6: Final answer
   x = 75,481.72