Finding the Fourth Proportional to 3,974.77, 5,484.78 and 2,296.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,974.77 : 5,484.78 = 2,296.72 : x
2. Step 2: Convert to fraction form
   3,974.77/5,484.78 = 2,296.72/x
3. Step 3: Cross multiply
   3,974.77x = 5,484.78 × 2,296.72
4. Step 4: Simplify right side
   3,974.77x = 12,596,977.95
5. Step 5: Solve for x
   x = 12,596,977.95/3,974.77
6. Step 6: Final answer
   x = 3,169.23