Finding the Fourth Proportional to 2,583.45, 3,565.11 and 1,404.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,583.45 : 3,565.11 = 1,404.54 : x
2. Step 2: Convert to fraction form
   2,583.45/3,565.11 = 1,404.54/x
3. Step 3: Cross multiply
   2,583.45x = 3,565.11 × 1,404.54
4. Step 4: Simplify right side
   2,583.45x = 5,007,339.60
5. Step 5: Solve for x
   x = 5,007,339.60/2,583.45
6. Step 6: Final answer
   x = 1,938.24