Finding the Fourth Proportional to 2,081.49, 3,105.85 and 2,011.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,081.49 : 3,105.85 = 2,011.02 : x
2. Step 2: Convert to fraction form
   2,081.49/3,105.85 = 2,011.02/x
3. Step 3: Cross multiply
   2,081.49x = 3,105.85 × 2,011.02
4. Step 4: Simplify right side
   2,081.49x = 6,245,926.47
5. Step 5: Solve for x
   x = 6,245,926.47/2,081.49
6. Step 6: Final answer
   x = 3,000.70