Finding the Fourth Proportional to 9,083.86, 12,535.76 and 5,105

Step by Step Solution

1. Step 1: Write the proportion equation
   9,083.86 : 12,535.76 = 5,105 : x
2. Step 2: Convert to fraction form
   9,083.86/12,535.76 = 5,105/x
3. Step 3: Cross multiply
   9,083.86x = 12,535.76 × 5,105
4. Step 4: Simplify right side
   9,083.86x = 63,995,054.80
5. Step 5: Solve for x
   x = 63,995,054.80/9,083.86
6. Step 6: Final answer
   x = 7,044.92