Finding the Fourth Proportional to 2,588.66, 3,572.36 and 1,409.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,588.66 : 3,572.36 = 1,409.72 : x
2. Step 2: Convert to fraction form
   2,588.66/3,572.36 = 1,409.72/x
3. Step 3: Cross multiply
   2,588.66x = 3,572.36 × 1,409.72
4. Step 4: Simplify right side
   2,588.66x = 5,036,027.34
5. Step 5: Solve for x
   x = 5,036,027.34/2,588.66
6. Step 6: Final answer
   x = 1,945.42