Finding the Fourth Proportional to 2,454.16, 3,663.28 and 2,162.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,454.16 : 3,663.28 = 2,162.56 : x
2. Step 2: Convert to fraction form
   2,454.16/3,663.28 = 2,162.56/x
3. Step 3: Cross multiply
   2,454.16x = 3,663.28 × 2,162.56
4. Step 4: Simplify right side
   2,454.16x = 7,922,062.80
5. Step 5: Solve for x
   x = 7,922,062.80/2,454.16
6. Step 6: Final answer
   x = 3,228.01