Finding the Fourth Proportional to 2,588.07, 3,571.55 and 1,409.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,588.07 : 3,571.55 = 1,409.15 : x
2. Step 2: Convert to fraction form
   2,588.07/3,571.55 = 1,409.15/x
3. Step 3: Cross multiply
   2,588.07x = 3,571.55 × 1,409.15
4. Step 4: Simplify right side
   2,588.07x = 5,032,824.78
5. Step 5: Solve for x
   x = 5,032,824.78/2,588.07
6. Step 6: Final answer
   x = 1,944.62