Finding the Fourth Proportional to 12,088.82, 18,131.68 and 3,324.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,088.82 : 18,131.68 = 3,324.42 : x
2. Step 2: Convert to fraction form
   12,088.82/18,131.68 = 3,324.42/x
3. Step 3: Cross multiply
   12,088.82x = 18,131.68 × 3,324.42
4. Step 4: Simplify right side
   12,088.82x = 60,277,303.00
5. Step 5: Solve for x
   x = 60,277,303.00/12,088.82
6. Step 6: Final answer
   x = 4,986.20