Finding the Fourth Proportional to 2,458.93, 3,685.56 and 1,072.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,458.93 : 3,685.56 = 1,072.02 : x
2. Step 2: Convert to fraction form
   2,458.93/3,685.56 = 1,072.02/x
3. Step 3: Cross multiply
   2,458.93x = 3,685.56 × 1,072.02
4. Step 4: Simplify right side
   2,458.93x = 3,950,994.03
5. Step 5: Solve for x
   x = 3,950,994.03/2,458.93
6. Step 6: Final answer
   x = 1,606.79