Finding the Fourth Proportional to 3,760.21, 5,188.69 and 2,081.35

Step by Step Solution

1. Step 1: Write the proportion equation
   3,760.21 : 5,188.69 = 2,081.35 : x
2. Step 2: Convert to fraction form
   3,760.21/5,188.69 = 2,081.35/x
3. Step 3: Cross multiply
   3,760.21x = 5,188.69 × 2,081.35
4. Step 4: Simplify right side
   3,760.21x = 10,799,479.93
5. Step 5: Solve for x
   x = 10,799,479.93/3,760.21
6. Step 6: Final answer
   x = 2,872.04