Finding the Fourth Proportional to 3,974.01, 5,483.88 and 2,205.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,974.01 : 5,483.88 = 2,205.61 : x
2. Step 2: Convert to fraction form
   3,974.01/5,483.88 = 2,205.61/x
3. Step 3: Cross multiply
   3,974.01x = 5,483.88 × 2,205.61
4. Step 4: Simplify right side
   3,974.01x = 12,095,300.57
5. Step 5: Solve for x
   x = 12,095,300.57/3,974.01
6. Step 6: Final answer
   x = 3,043.60