Finding the Fourth Proportional to 6,081.98, 9,121.89 and 2,185.88

Step by Step Solution

1. Step 1: Write the proportion equation
   6,081.98 : 9,121.89 = 2,185.88 : x
2. Step 2: Convert to fraction form
   6,081.98/9,121.89 = 2,185.88/x
3. Step 3: Cross multiply
   6,081.98x = 9,121.89 × 2,185.88
4. Step 4: Simplify right side
   6,081.98x = 19,939,356.91
5. Step 5: Solve for x
   x = 19,939,356.91/6,081.98
6. Step 6: Final answer
   x = 3,278.43