Finding the Fourth Proportional to 2,505.82, 3,449.10 and 2,081.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505.82 : 3,449.10 = 2,081.52 : x
2. Step 2: Convert to fraction form
   2,505.82/3,449.10 = 2,081.52/x
3. Step 3: Cross multiply
   2,505.82x = 3,449.10 × 2,081.52
4. Step 4: Simplify right side
   2,505.82x = 7,179,370.63
5. Step 5: Solve for x
   x = 7,179,370.63/2,505.82
6. Step 6: Final answer
   x = 2,865.08