Finding the Fourth Proportional to 5,081.74, 7,012.15 and 2,957.95

Step by Step Solution

1. Step 1: Write the proportion equation
   5,081.74 : 7,012.15 = 2,957.95 : x
2. Step 2: Convert to fraction form
   5,081.74/7,012.15 = 2,957.95/x
3. Step 3: Cross multiply
   5,081.74x = 7,012.15 × 2,957.95
4. Step 4: Simplify right side
   5,081.74x = 20,741,589.09
5. Step 5: Solve for x
   x = 20,741,589.09/5,081.74
6. Step 6: Final answer
   x = 4,081.59