Finding the Fourth Proportional to 3,608.21, 4,979.33 and 2,036.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,608.21 : 4,979.33 = 2,036.30 : x
2. Step 2: Convert to fraction form
   3,608.21/4,979.33 = 2,036.30/x
3. Step 3: Cross multiply
   3,608.21x = 4,979.33 × 2,036.30
4. Step 4: Simplify right side
   3,608.21x = 10,139,427.22
5. Step 5: Solve for x
   x = 10,139,427.22/3,608.21
6. Step 6: Final answer
   x = 2,810.10