Finding the Fourth Proportional to 1,519.07, 2,096.16 and 855.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,519.07 : 2,096.16 = 855.89 : x
2. Step 2: Convert to fraction form
   1,519.07/2,096.16 = 855.89/x
3. Step 3: Cross multiply
   1,519.07x = 2,096.16 × 855.89
4. Step 4: Simplify right side
   1,519.07x = 1,794,082.38
5. Step 5: Solve for x
   x = 1,794,082.38/1,519.07
6. Step 6: Final answer
   x = 1,181.04