Finding the Fourth Proportional to 2,760.55, 3,808.71 and 1,565.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,760.55 : 3,808.71 = 1,565.34 : x
2. Step 2: Convert to fraction form
   2,760.55/3,808.71 = 1,565.34/x
3. Step 3: Cross multiply
   2,760.55x = 3,808.71 × 1,565.34
4. Step 4: Simplify right side
   2,760.55x = 5,961,926.11
5. Step 5: Solve for x
   x = 5,961,926.11/2,760.55
6. Step 6: Final answer
   x = 2,159.69