Finding the Fourth Proportional to 2,588.52, 3,572.16 and 1,409.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,588.52 : 3,572.16 = 1,409.59 : x
2. Step 2: Convert to fraction form
   2,588.52/3,572.16 = 1,409.59/x
3. Step 3: Cross multiply
   2,588.52x = 3,572.16 × 1,409.59
4. Step 4: Simplify right side
   2,588.52x = 5,035,276.16
5. Step 5: Solve for x
   x = 5,035,276.16/2,588.52
6. Step 6: Final answer
   x = 1,945.23