Finding the Fourth Proportional to 9,768.21, 14,653.17 and 2,748.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,768.21 : 14,653.17 = 2,748.27 : x
2. Step 2: Convert to fraction form
   9,768.21/14,653.17 = 2,748.27/x
3. Step 3: Cross multiply
   9,768.21x = 14,653.17 × 2,748.27
4. Step 4: Simplify right side
   9,768.21x = 40,270,867.52
5. Step 5: Solve for x
   x = 40,270,867.52/9,768.21
6. Step 6: Final answer
   x = 4,122.65