Finding the Fourth Proportional to 2,588.38, 3,571.90 and 1,409.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,588.38 : 3,571.90 = 1,409.42 : x
2. Step 2: Convert to fraction form
   2,588.38/3,571.90 = 1,409.42/x
3. Step 3: Cross multiply
   2,588.38x = 3,571.90 × 1,409.42
4. Step 4: Simplify right side
   2,588.38x = 5,034,312.70
5. Step 5: Solve for x
   x = 5,034,312.70/2,588.38
6. Step 6: Final answer
   x = 1,944.97