Finding the Fourth Proportional to 2,584.72, 3,874.77 and 940.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,584.72 : 3,874.77 = 940.11 : x
2. Step 2: Convert to fraction form
   2,584.72/3,874.77 = 940.11/x
3. Step 3: Cross multiply
   2,584.72x = 3,874.77 × 940.11
4. Step 4: Simplify right side
   2,584.72x = 3,642,695.49
5. Step 5: Solve for x
   x = 3,642,695.49/2,584.72
6. Step 6: Final answer
   x = 1,409.32