Finding the Fourth Proportional to 2,588.85, 3,572.63 and 1,409.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,588.85 : 3,572.63 = 1,409.89 : x
2. Step 2: Convert to fraction form
   2,588.85/3,572.63 = 1,409.89/x
3. Step 3: Cross multiply
   2,588.85x = 3,572.63 × 1,409.89
4. Step 4: Simplify right side
   2,588.85x = 5,037,015.31
5. Step 5: Solve for x
   x = 5,037,015.31/2,588.85
6. Step 6: Final answer
   x = 1,945.66