Finding the Fourth Proportional to 2,601.28, 3,589.50 and 1,553.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,601.28 : 3,589.50 = 1,553.14 : x
2. Step 2: Convert to fraction form
   2,601.28/3,589.50 = 1,553.14/x
3. Step 3: Cross multiply
   2,601.28x = 3,589.50 × 1,553.14
4. Step 4: Simplify right side
   2,601.28x = 5,574,996.03
5. Step 5: Solve for x
   x = 5,574,996.03/2,601.28
6. Step 6: Final answer
   x = 2,143.17