Finding the Fourth Proportional to 2,448.72, 3,655.16 and 2,104.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,448.72 : 3,655.16 = 2,104.28 : x
2. Step 2: Convert to fraction form
   2,448.72/3,655.16 = 2,104.28/x
3. Step 3: Cross multiply
   2,448.72x = 3,655.16 × 2,104.28
4. Step 4: Simplify right side
   2,448.72x = 7,691,480.08
5. Step 5: Solve for x
   x = 7,691,480.08/2,448.72
6. Step 6: Final answer
   x = 3,141.02