Finding the Fourth Proportional to 1,519.31, 2,096.41 and 856.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,519.31 : 2,096.41 = 856.03 : x
2. Step 2: Convert to fraction form
   1,519.31/2,096.41 = 856.03/x
3. Step 3: Cross multiply
   1,519.31x = 2,096.41 × 856.03
4. Step 4: Simplify right side
   1,519.31x = 1,794,589.85
5. Step 5: Solve for x
   x = 1,794,589.85/1,519.31
6. Step 6: Final answer
   x = 1,181.19