Finding the Fourth Proportional to 3,973.82, 5,483.79 and 2,205.39

Step by Step Solution

1. Step 1: Write the proportion equation
   3,973.82 : 5,483.79 = 2,205.39 : x
2. Step 2: Convert to fraction form
   3,973.82/5,483.79 = 2,205.39/x
3. Step 3: Cross multiply
   3,973.82x = 5,483.79 × 2,205.39
4. Step 4: Simplify right side
   3,973.82x = 12,093,868.21
5. Step 5: Solve for x
   x = 12,093,868.21/3,973.82
6. Step 6: Final answer
   x = 3,043.39