Finding the Fourth Proportional to 2,458.92, 3,689.04 and 1,072.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,458.92 : 3,689.04 = 1,072.37 : x
2. Step 2: Convert to fraction form
   2,458.92/3,689.04 = 1,072.37/x
3. Step 3: Cross multiply
   2,458.92x = 3,689.04 × 1,072.37
4. Step 4: Simplify right side
   2,458.92x = 3,956,015.82
5. Step 5: Solve for x
   x = 3,956,015.82/2,458.92
6. Step 6: Final answer
   x = 1,608.84