Finding the Fourth Proportional to 2,583, 3,876.56 and 940.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,583 : 3,876.56 = 940.02 : x
2. Step 2: Convert to fraction form
   2,583/3,876.56 = 940.02/x
3. Step 3: Cross multiply
   2,583x = 3,876.56 × 940.02
4. Step 4: Simplify right side
   2,583x = 3,644,043.93
5. Step 5: Solve for x
   x = 3,644,043.93/2,583
6. Step 6: Final answer
   x = 1,410.78