Finding the Fourth Proportional to 2,601.06, 3,589.46 and 1,553.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,601.06 : 3,589.46 = 1,553.12 : x
2. Step 2: Convert to fraction form
   2,601.06/3,589.46 = 1,553.12/x
3. Step 3: Cross multiply
   2,601.06x = 3,589.46 × 1,553.12
4. Step 4: Simplify right side
   2,601.06x = 5,574,862.12
5. Step 5: Solve for x
   x = 5,574,862.12/2,601.06
6. Step 6: Final answer
   x = 2,143.30