Finding the Fourth Proportional to 2,583.40, 3,565.04 and 1,404.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,583.40 : 3,565.04 = 1,404.50 : x
2. Step 2: Convert to fraction form
   2,583.40/3,565.04 = 1,404.50/x
3. Step 3: Cross multiply
   2,583.40x = 3,565.04 × 1,404.50
4. Step 4: Simplify right side
   2,583.40x = 5,007,098.68
5. Step 5: Solve for x
   x = 5,007,098.68/2,583.40
6. Step 6: Final answer
   x = 1,938.18