Finding the Fourth Proportional to 2,731.30, 4,094.52 and 1,087

Step by Step Solution

1. Step 1: Write the proportion equation
   2,731.30 : 4,094.52 = 1,087 : x
2. Step 2: Convert to fraction form
   2,731.30/4,094.52 = 1,087/x
3. Step 3: Cross multiply
   2,731.30x = 4,094.52 × 1,087
4. Step 4: Simplify right side
   2,731.30x = 4,450,743.24
5. Step 5: Solve for x
   x = 4,450,743.24/2,731.30
6. Step 6: Final answer
   x = 1,629.53