Finding the Third Proportional to 9,560 and 20,416

Step by Step Solution

1. Step 1: Write the proportion equation
   9,560 : 20,416 = 20,416 : x
2. Step 2: Convert to fraction form
   9,560/20,416 = 20,416/x
3. Step 3: Cross multiply
   9,560x = 20,416 × 20,416
4. Step 4: Simplify right side
   9,560x = 416,813,056
5. Step 5: Solve for x
   x = 416,813,056/9,560
6. Step 6: Final answer
   x = 43,599.69