Finding the Fourth Proportional to 3,760.15, 5,188.95 and 2,081.53

Step by Step Solution

1. Step 1: Write the proportion equation
   3,760.15 : 5,188.95 = 2,081.53 : x
2. Step 2: Convert to fraction form
   3,760.15/5,188.95 = 2,081.53/x
3. Step 3: Cross multiply
   3,760.15x = 5,188.95 × 2,081.53
4. Step 4: Simplify right side
   3,760.15x = 10,800,927.85
5. Step 5: Solve for x
   x = 10,800,927.85/3,760.15
6. Step 6: Final answer
   x = 2,872.47