Finding the Fourth Proportional to 11,863.91, 17,793.75 and 3,098.36

Step by Step Solution

1. Step 1: Write the proportion equation
   11,863.91 : 17,793.75 = 3,098.36 : x
2. Step 2: Convert to fraction form
   11,863.91/17,793.75 = 3,098.36/x
3. Step 3: Cross multiply
   11,863.91x = 17,793.75 × 3,098.36
4. Step 4: Simplify right side
   11,863.91x = 55,131,443.25
5. Step 5: Solve for x
   x = 55,131,443.25/11,863.91
6. Step 6: Final answer
   x = 4,646.99