Finding the Fourth Proportional to 3,682.38, 5,081.60 and 2,003.79

Step by Step Solution

1. Step 1: Write the proportion equation
   3,682.38 : 5,081.60 = 2,003.79 : x
2. Step 2: Convert to fraction form
   3,682.38/5,081.60 = 2,003.79/x
3. Step 3: Cross multiply
   3,682.38x = 5,081.60 × 2,003.79
4. Step 4: Simplify right side
   3,682.38x = 10,182,473.80
5. Step 5: Solve for x
   x = 10,182,473.80/3,682.38
6. Step 6: Final answer
   x = 2,765.19