Finding the Fourth Proportional to 1,519.59, 2,096.99 and 856.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,519.59 : 2,096.99 = 856.41 : x
2. Step 2: Convert to fraction form
   1,519.59/2,096.99 = 856.41/x
3. Step 3: Cross multiply
   1,519.59x = 2,096.99 × 856.41
4. Step 4: Simplify right side
   1,519.59x = 1,795,874.27
5. Step 5: Solve for x
   x = 1,795,874.27/1,519.59
6. Step 6: Final answer
   x = 1,181.81