Finding the Fourth Proportional to 2,043.78, 3,065.33 and 582.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,043.78 : 3,065.33 = 582.59 : x
2. Step 2: Convert to fraction form
   2,043.78/3,065.33 = 582.59/x
3. Step 3: Cross multiply
   2,043.78x = 3,065.33 × 582.59
4. Step 4: Simplify right side
   2,043.78x = 1,785,812.37
5. Step 5: Solve for x
   x = 1,785,812.37/2,043.78
6. Step 6: Final answer
   x = 873.78