Finding the Third Proportional to 17,530 and 23,620

Step by Step Solution

1. Step 1: Write the proportion equation
   17,530 : 23,620 = 23,620 : x
2. Step 2: Convert to fraction form
   17,530/23,620 = 23,620/x
3. Step 3: Cross multiply
   17,530x = 23,620 × 23,620
4. Step 4: Simplify right side
   17,530x = 557,904,400
5. Step 5: Solve for x
   x = 557,904,400/17,530
6. Step 6: Final answer
   x = 31,825.69