Finding the Fourth Proportional to 2,601.16, 3,589.26 and 1,553

Step by Step Solution

1. Step 1: Write the proportion equation
   2,601.16 : 3,589.26 = 1,553 : x
2. Step 2: Convert to fraction form
   2,601.16/3,589.26 = 1,553/x
3. Step 3: Cross multiply
   2,601.16x = 3,589.26 × 1,553
4. Step 4: Simplify right side
   2,601.16x = 5,574,120.78
5. Step 5: Solve for x
   x = 5,574,120.78/2,601.16
6. Step 6: Final answer
   x = 2,142.94