Finding the Fourth Proportional to 2,578.42, 3,556.86 and 1,632.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,578.42 : 3,556.86 = 1,632.54 : x
2. Step 2: Convert to fraction form
   2,578.42/3,556.86 = 1,632.54/x
3. Step 3: Cross multiply
   2,578.42x = 3,556.86 × 1,632.54
4. Step 4: Simplify right side
   2,578.42x = 5,806,727.62
5. Step 5: Solve for x
   x = 5,806,727.62/2,578.42
6. Step 6: Final answer
   x = 2,252.05