Finding the Fourth Proportional to 2,588.39, 3,571.86 and 1,409.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,588.39 : 3,571.86 = 1,409.46 : x
2. Step 2: Convert to fraction form
   2,588.39/3,571.86 = 1,409.46/x
3. Step 3: Cross multiply
   2,588.39x = 3,571.86 × 1,409.46
4. Step 4: Simplify right side
   2,588.39x = 5,034,393.80
5. Step 5: Solve for x
   x = 5,034,393.80/2,588.39
6. Step 6: Final answer
   x = 1,944.99