Finding the Fourth Proportional to 2,530.38, 3,794.45 and 886.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,530.38 : 3,794.45 = 886.42 : x
2. Step 2: Convert to fraction form
   2,530.38/3,794.45 = 886.42/x
3. Step 3: Cross multiply
   2,530.38x = 3,794.45 × 886.42
4. Step 4: Simplify right side
   2,530.38x = 3,363,476.37
5. Step 5: Solve for x
   x = 3,363,476.37/2,530.38
6. Step 6: Final answer
   x = 1,329.24