Finding the Fourth Proportional to 8,648.30, 12,959.83 and 3,833.93

Step by Step Solution

1. Step 1: Write the proportion equation
   8,648.30 : 12,959.83 = 3,833.93 : x
2. Step 2: Convert to fraction form
   8,648.30/12,959.83 = 3,833.93/x
3. Step 3: Cross multiply
   8,648.30x = 12,959.83 × 3,833.93
4. Step 4: Simplify right side
   8,648.30x = 49,687,081.03
5. Step 5: Solve for x
   x = 49,687,081.03/8,648.30
6. Step 6: Final answer
   x = 5,745.30