Finding the Third Proportional to 15,216 and 32,580

Step by Step Solution

1. Step 1: Write the proportion equation
   15,216 : 32,580 = 32,580 : x
2. Step 2: Convert to fraction form
   15,216/32,580 = 32,580/x
3. Step 3: Cross multiply
   15,216x = 32,580 × 32,580
4. Step 4: Simplify right side
   15,216x = 1,061,456,400
5. Step 5: Solve for x
   x = 1,061,456,400/15,216
6. Step 6: Final answer
   x = 69,759.23