Finding the Fourth Proportional to 8,533.52, 12,804.42 and 3,856.76

Step by Step Solution

1. Step 1: Write the proportion equation
   8,533.52 : 12,804.42 = 3,856.76 : x
2. Step 2: Convert to fraction form
   8,533.52/12,804.42 = 3,856.76/x
3. Step 3: Cross multiply
   8,533.52x = 12,804.42 × 3,856.76
4. Step 4: Simplify right side
   8,533.52x = 49,383,574.88
5. Step 5: Solve for x
   x = 49,383,574.88/8,533.52
6. Step 6: Final answer
   x = 5,787.01