Finding the Fourth Proportional to 3,356.35, 5,032.71 and 2,574.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,356.35 : 5,032.71 = 2,574.42 : x
2. Step 2: Convert to fraction form
   3,356.35/5,032.71 = 2,574.42/x
3. Step 3: Cross multiply
   3,356.35x = 5,032.71 × 2,574.42
4. Step 4: Simplify right side
   3,356.35x = 12,956,309.28
5. Step 5: Solve for x
   x = 12,956,309.28/3,356.35
6. Step 6: Final answer
   x = 3,860.24