Finding the Fourth Proportional to 3,569.55, 5,356.56 and 2,569

Step by Step Solution

1. Step 1: Write the proportion equation
   3,569.55 : 5,356.56 = 2,569 : x
2. Step 2: Convert to fraction form
   3,569.55/5,356.56 = 2,569/x
3. Step 3: Cross multiply
   3,569.55x = 5,356.56 × 2,569
4. Step 4: Simplify right side
   3,569.55x = 13,761,002.64
5. Step 5: Solve for x
   x = 13,761,002.64/3,569.55
6. Step 6: Final answer
   x = 3,855.11