Finding the Fourth Proportional to 1,519.32, 2,096.91 and 856.35

Step by Step Solution

1. Step 1: Write the proportion equation
   1,519.32 : 2,096.91 = 856.35 : x
2. Step 2: Convert to fraction form
   1,519.32/2,096.91 = 856.35/x
3. Step 3: Cross multiply
   1,519.32x = 2,096.91 × 856.35
4. Step 4: Simplify right side
   1,519.32x = 1,795,688.88
5. Step 5: Solve for x
   x = 1,795,688.88/1,519.32
6. Step 6: Final answer
   x = 1,181.90