Finding the Fourth Proportional to 16,111.36, 24,164.16 and 5,581.44

Step by Step Solution

1. Step 1: Write the proportion equation
   16,111.36 : 24,164.16 = 5,581.44 : x
2. Step 2: Convert to fraction form
   16,111.36/24,164.16 = 5,581.44/x
3. Step 3: Cross multiply
   16,111.36x = 24,164.16 × 5,581.44
4. Step 4: Simplify right side
   16,111.36x = 134,870,809.19
5. Step 5: Solve for x
   x = 134,870,809.19/16,111.36
6. Step 6: Final answer
   x = 8,371.16