Finding the Fourth Proportional to 3,608.44, 4,978.78 and 2,036.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,608.44 : 4,978.78 = 2,036.54 : x
2. Step 2: Convert to fraction form
   3,608.44/4,978.78 = 2,036.54/x
3. Step 3: Cross multiply
   3,608.44x = 4,978.78 × 2,036.54
4. Step 4: Simplify right side
   3,608.44x = 10,139,484.62
5. Step 5: Solve for x
   x = 10,139,484.62/3,608.44
6. Step 6: Final answer
   x = 2,809.94