Finding the Fourth Proportional to 1,519.89, 2,097.33 and 856.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,519.89 : 2,097.33 = 856.62 : x
2. Step 2: Convert to fraction form
   1,519.89/2,097.33 = 856.62/x
3. Step 3: Cross multiply
   1,519.89x = 2,097.33 × 856.62
4. Step 4: Simplify right side
   1,519.89x = 1,796,614.82
5. Step 5: Solve for x
   x = 1,796,614.82/1,519.89
6. Step 6: Final answer
   x = 1,182.07