Finding the Fourth Proportional to 8,528.72, 12,796.97 and 3,849.95

Step by Step Solution

1. Step 1: Write the proportion equation
   8,528.72 : 12,796.97 = 3,849.95 : x
2. Step 2: Convert to fraction form
   8,528.72/12,796.97 = 3,849.95/x
3. Step 3: Cross multiply
   8,528.72x = 12,796.97 × 3,849.95
4. Step 4: Simplify right side
   8,528.72x = 49,267,707.39
5. Step 5: Solve for x
   x = 49,267,707.39/8,528.72
6. Step 6: Final answer
   x = 5,776.69