Finding the Fourth Proportional to 8,743.44, 12,062.49 and 5,760.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,743.44 : 12,062.49 = 5,760.72 : x
2. Step 2: Convert to fraction form
   8,743.44/12,062.49 = 5,760.72/x
3. Step 3: Cross multiply
   8,743.44x = 12,062.49 × 5,760.72
4. Step 4: Simplify right side
   8,743.44x = 69,488,627.39
5. Step 5: Solve for x
   x = 69,488,627.39/8,743.44
6. Step 6: Final answer
   x = 7,947.52