Finding the Fourth Proportional to 2,082.15, 2,867.54 and 2,036.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,082.15 : 2,867.54 = 2,036.79 : x
2. Step 2: Convert to fraction form
   2,082.15/2,867.54 = 2,036.79/x
3. Step 3: Cross multiply
   2,082.15x = 2,867.54 × 2,036.79
4. Step 4: Simplify right side
   2,082.15x = 5,840,566.61
5. Step 5: Solve for x
   x = 5,840,566.61/2,082.15
6. Step 6: Final answer
   x = 2,805.07