Finding the Fourth Proportional to 11,399.94, 15,733.10 and 6,365.89

Step by Step Solution

1. Step 1: Write the proportion equation
   11,399.94 : 15,733.10 = 6,365.89 : x
2. Step 2: Convert to fraction form
   11,399.94/15,733.10 = 6,365.89/x
3. Step 3: Cross multiply
   11,399.94x = 15,733.10 × 6,365.89
4. Step 4: Simplify right side
   11,399.94x = 100,155,219.54
5. Step 5: Solve for x
   x = 100,155,219.54/11,399.94
6. Step 6: Final answer
   x = 8,785.59