Finding the Fourth Proportional to 3,760.74, 5,189.88 and 2,082.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,760.74 : 5,189.88 = 2,082.15 : x
2. Step 2: Convert to fraction form
   3,760.74/5,189.88 = 2,082.15/x
3. Step 3: Cross multiply
   3,760.74x = 5,189.88 × 2,082.15
4. Step 4: Simplify right side
   3,760.74x = 10,806,108.64
5. Step 5: Solve for x
   x = 10,806,108.64/3,760.74
6. Step 6: Final answer
   x = 2,873.40