Finding the Fourth Proportional to 3,974.02, 5,484.15 and 2,205.63

Step by Step Solution

1. Step 1: Write the proportion equation
   3,974.02 : 5,484.15 = 2,205.63 : x
2. Step 2: Convert to fraction form
   3,974.02/5,484.15 = 2,205.63/x
3. Step 3: Cross multiply
   3,974.02x = 5,484.15 × 2,205.63
4. Step 4: Simplify right side
   3,974.02x = 12,096,006.01
5. Step 5: Solve for x
   x = 12,096,006.01/3,974.02
6. Step 6: Final answer
   x = 3,043.77