Finding the Fourth Proportional to 6,086.58, 9,131.13 and 2,191.02

Step by Step Solution

1. Step 1: Write the proportion equation
   6,086.58 : 9,131.13 = 2,191.02 : x
2. Step 2: Convert to fraction form
   6,086.58/9,131.13 = 2,191.02/x
3. Step 3: Cross multiply
   6,086.58x = 9,131.13 × 2,191.02
4. Step 4: Simplify right side
   6,086.58x = 20,006,488.45
5. Step 5: Solve for x
   x = 20,006,488.45/6,086.58
6. Step 6: Final answer
   x = 3,286.98