Finding the Fourth Proportional to 1,519.43, 2,097.01 and 856.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,519.43 : 2,097.01 = 856.50 : x
2. Step 2: Convert to fraction form
   1,519.43/2,097.01 = 856.50/x
3. Step 3: Cross multiply
   1,519.43x = 2,097.01 × 856.50
4. Step 4: Simplify right side
   1,519.43x = 1,796,090.58
5. Step 5: Solve for x
   x = 1,796,090.58/1,519.43
6. Step 6: Final answer
   x = 1,182.08