Finding the Fourth Proportional to 2,760.32, 3,809.04 and 1,564.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,760.32 : 3,809.04 = 1,564.96 : x
2. Step 2: Convert to fraction form
   2,760.32/3,809.04 = 1,564.96/x
3. Step 3: Cross multiply
   2,760.32x = 3,809.04 × 1,564.96
4. Step 4: Simplify right side
   2,760.32x = 5,960,995.24
5. Step 5: Solve for x
   x = 5,960,995.24/2,760.32
6. Step 6: Final answer
   x = 2,159.53