Finding the Fourth Proportional to 1,519.36, 2,096.55 and 856.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,519.36 : 2,096.55 = 856.17 : x
2. Step 2: Convert to fraction form
   1,519.36/2,096.55 = 856.17/x
3. Step 3: Cross multiply
   1,519.36x = 2,096.55 × 856.17
4. Step 4: Simplify right side
   1,519.36x = 1,795,003.21
5. Step 5: Solve for x
   x = 1,795,003.21/1,519.36
6. Step 6: Final answer
   x = 1,181.42