Finding the Third Proportional to 17,620 and 24,270

Step by Step Solution

1. Step 1: Write the proportion equation
   17,620 : 24,270 = 24,270 : x
2. Step 2: Convert to fraction form
   17,620/24,270 = 24,270/x
3. Step 3: Cross multiply
   17,620x = 24,270 × 24,270
4. Step 4: Simplify right side
   17,620x = 589,032,900
5. Step 5: Solve for x
   x = 589,032,900/17,620
6. Step 6: Final answer
   x = 33,429.79