Finding the Fourth Proportional to 2,577.06, 3,863.94 and 933.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,577.06 : 3,863.94 = 933.44 : x
2. Step 2: Convert to fraction form
   2,577.06/3,863.94 = 933.44/x
3. Step 3: Cross multiply
   2,577.06x = 3,863.94 × 933.44
4. Step 4: Simplify right side
   2,577.06x = 3,606,756.15
5. Step 5: Solve for x
   x = 3,606,756.15/2,577.06
6. Step 6: Final answer
   x = 1,399.56