Finding the Fourth Proportional to 2,589.56, 3,884.99 and 740.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,589.56 : 3,884.99 = 740.83 : x
2. Step 2: Convert to fraction form
   2,589.56/3,884.99 = 740.83/x
3. Step 3: Cross multiply
   2,589.56x = 3,884.99 × 740.83
4. Step 4: Simplify right side
   2,589.56x = 2,878,103.73
5. Step 5: Solve for x
   x = 2,878,103.73/2,589.56
6. Step 6: Final answer
   x = 1,111.43