Finding the Fourth Proportional to 1,519.98, 2,097.25 and 856.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,519.98 : 2,097.25 = 856.59 : x
2. Step 2: Convert to fraction form
   1,519.98/2,097.25 = 856.59/x
3. Step 3: Cross multiply
   1,519.98x = 2,097.25 × 856.59
4. Step 4: Simplify right side
   1,519.98x = 1,796,483.38
5. Step 5: Solve for x
   x = 1,796,483.38/1,519.98
6. Step 6: Final answer
   x = 1,181.91