Finding the Fourth Proportional to 2,454.15, 3,680.51 and 1,067.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,454.15 : 3,680.51 = 1,067.16 : x
2. Step 2: Convert to fraction form
   2,454.15/3,680.51 = 1,067.16/x
3. Step 3: Cross multiply
   2,454.15x = 3,680.51 × 1,067.16
4. Step 4: Simplify right side
   2,454.15x = 3,927,687.72
5. Step 5: Solve for x
   x = 3,927,687.72/2,454.15
6. Step 6: Final answer
   x = 1,600.43