Finding the Fourth Proportional to 2,588.76, 3,572.53 and 1,409.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,588.76 : 3,572.53 = 1,409.85 : x
2. Step 2: Convert to fraction form
   2,588.76/3,572.53 = 1,409.85/x
3. Step 3: Cross multiply
   2,588.76x = 3,572.53 × 1,409.85
4. Step 4: Simplify right side
   2,588.76x = 5,036,727.90
5. Step 5: Solve for x
   x = 5,036,727.90/2,588.76
6. Step 6: Final answer
   x = 1,945.61