Finding the Fourth Proportional to 2,560.86, 3,533.67 and 1,616.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,560.86 : 3,533.67 = 1,616.29 : x
2. Step 2: Convert to fraction form
   2,560.86/3,533.67 = 1,616.29/x
3. Step 3: Cross multiply
   2,560.86x = 3,533.67 × 1,616.29
4. Step 4: Simplify right side
   2,560.86x = 5,711,426.65
5. Step 5: Solve for x
   x = 5,711,426.65/2,560.86
6. Step 6: Final answer
   x = 2,230.28