Finding the Fourth Proportional to 11,086.59, 16,626.09 and 3,187.02

Step by Step Solution

1. Step 1: Write the proportion equation
   11,086.59 : 16,626.09 = 3,187.02 : x
2. Step 2: Convert to fraction form
   11,086.59/16,626.09 = 3,187.02/x
3. Step 3: Cross multiply
   11,086.59x = 16,626.09 × 3,187.02
4. Step 4: Simplify right side
   11,086.59x = 52,987,681.35
5. Step 5: Solve for x
   x = 52,987,681.35/11,086.59
6. Step 6: Final answer
   x = 4,779.44