Finding the Fourth Proportional to 11,618.59, 16,034.81 and 7,081.02

Step by Step Solution

1. Step 1: Write the proportion equation
   11,618.59 : 16,034.81 = 7,081.02 : x
2. Step 2: Convert to fraction form
   11,618.59/16,034.81 = 7,081.02/x
3. Step 3: Cross multiply
   11,618.59x = 16,034.81 × 7,081.02
4. Step 4: Simplify right side
   11,618.59x = 113,542,814.73
5. Step 5: Solve for x
   x = 113,542,814.73/11,618.59
6. Step 6: Final answer
   x = 9,772.51