Finding the Fourth Proportional to 8,533.24, 12,798.78 and 3,342.76

Step by Step Solution

1. Step 1: Write the proportion equation
   8,533.24 : 12,798.78 = 3,342.76 : x
2. Step 2: Convert to fraction form
   8,533.24/12,798.78 = 3,342.76/x
3. Step 3: Cross multiply
   8,533.24x = 12,798.78 × 3,342.76
4. Step 4: Simplify right side
   8,533.24x = 42,783,249.83
5. Step 5: Solve for x
   x = 42,783,249.83/8,533.24
6. Step 6: Final answer
   x = 5,013.72