Finding the Fourth Proportional to 2,588.42, 3,571.90 and 1,409.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,588.42 : 3,571.90 = 1,409.49 : x
2. Step 2: Convert to fraction form
   2,588.42/3,571.90 = 1,409.49/x
3. Step 3: Cross multiply
   2,588.42x = 3,571.90 × 1,409.49
4. Step 4: Simplify right side
   2,588.42x = 5,034,557.33
5. Step 5: Solve for x
   x = 5,034,557.33/2,588.42
6. Step 6: Final answer
   x = 1,945.03