Finding the Fourth Proportional to 12,103.15, 18,159.89 and 5,867.77

Step by Step Solution

1. Step 1: Write the proportion equation
   12,103.15 : 18,159.89 = 5,867.77 : x
2. Step 2: Convert to fraction form
   12,103.15/18,159.89 = 5,867.77/x
3. Step 3: Cross multiply
   12,103.15x = 18,159.89 × 5,867.77
4. Step 4: Simplify right side
   12,103.15x = 106,558,057.75
5. Step 5: Solve for x
   x = 106,558,057.75/12,103.15
6. Step 6: Final answer
   x = 8,804.16