Finding the Fourth Proportional to 2,760.15, 3,808.83 and 1,565.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,760.15 : 3,808.83 = 1,565.39 : x
2. Step 2: Convert to fraction form
   2,760.15/3,808.83 = 1,565.39/x
3. Step 3: Cross multiply
   2,760.15x = 3,808.83 × 1,565.39
4. Step 4: Simplify right side
   2,760.15x = 5,962,315.38
5. Step 5: Solve for x
   x = 5,962,315.38/2,760.15
6. Step 6: Final answer
   x = 2,160.14