Finding the Third Proportional to 17,580 and 19,452

Step by Step Solution

1. Step 1: Write the proportion equation
   17,580 : 19,452 = 19,452 : x
2. Step 2: Convert to fraction form
   17,580/19,452 = 19,452/x
3. Step 3: Cross multiply
   17,580x = 19,452 × 19,452
4. Step 4: Simplify right side
   17,580x = 378,380,304
5. Step 5: Solve for x
   x = 378,380,304/17,580
6. Step 6: Final answer
   x = 21,523.34