Finding the Third Proportional to 4,440.21 and 9,716.52

Step by Step Solution

1. Step 1: Write the proportion equation
   4,440.21 : 9,716.52 = 9,716.52 : x
2. Step 2: Convert to fraction form
   4,440.21/9,716.52 = 9,716.52/x
3. Step 3: Cross multiply
   4,440.21x = 9,716.52 × 9,716.52
4. Step 4: Simplify right side
   4,440.21x = 94,410,751.80
5. Step 5: Solve for x
   x = 94,410,751.80/4,440.21
6. Step 6: Final answer
   x = 21,262.69