Finding the Fourth Proportional to 2,528.10, 3,792.48 and 884.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,528.10 : 3,792.48 = 884.42 : x
2. Step 2: Convert to fraction form
   2,528.10/3,792.48 = 884.42/x
3. Step 3: Cross multiply
   2,528.10x = 3,792.48 × 884.42
4. Step 4: Simplify right side
   2,528.10x = 3,354,145.16
5. Step 5: Solve for x
   x = 3,354,145.16/2,528.10
6. Step 6: Final answer
   x = 1,326.75