Finding the Fourth Proportional to 2,601.02, 3,588.90 and 1,553.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,601.02 : 3,588.90 = 1,553.42 : x
2. Step 2: Convert to fraction form
   2,601.02/3,588.90 = 1,553.42/x
3. Step 3: Cross multiply
   2,601.02x = 3,588.90 × 1,553.42
4. Step 4: Simplify right side
   2,601.02x = 5,575,069.04
5. Step 5: Solve for x
   x = 5,575,069.04/2,601.02
6. Step 6: Final answer
   x = 2,143.42