Finding the Fourth Proportional to 3,606.72, 4,977.25 and 2,013.49

Step by Step Solution

1. Step 1: Write the proportion equation
   3,606.72 : 4,977.25 = 2,013.49 : x
2. Step 2: Convert to fraction form
   3,606.72/4,977.25 = 2,013.49/x
3. Step 3: Cross multiply
   3,606.72x = 4,977.25 × 2,013.49
4. Step 4: Simplify right side
   3,606.72x = 10,021,643.10
5. Step 5: Solve for x
   x = 10,021,643.10/3,606.72
6. Step 6: Final answer
   x = 2,778.60