Finding the Fourth Proportional to 12,040.38, 16,618.02 and 8,068.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,040.38 : 16,618.02 = 8,068.42 : x
2. Step 2: Convert to fraction form
   12,040.38/16,618.02 = 8,068.42/x
3. Step 3: Cross multiply
   12,040.38x = 16,618.02 × 8,068.42
4. Step 4: Simplify right side
   12,040.38x = 134,081,164.93
5. Step 5: Solve for x
   x = 134,081,164.93/12,040.38
6. Step 6: Final answer
   x = 11,135.96