Finding the Fourth Proportional to 2,583.91, 3,873.50 and 1,122.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,583.91 : 3,873.50 = 1,122.54 : x
2. Step 2: Convert to fraction form
   2,583.91/3,873.50 = 1,122.54/x
3. Step 3: Cross multiply
   2,583.91x = 3,873.50 × 1,122.54
4. Step 4: Simplify right side
   2,583.91x = 4,348,158.69
5. Step 5: Solve for x
   x = 4,348,158.69/2,583.91
6. Step 6: Final answer
   x = 1,682.78