Finding the Fourth Proportional to 1,096.66, 1,513.40 and 599.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096.66 : 1,513.40 = 599.31 : x
2. Step 2: Convert to fraction form
   1,096.66/1,513.40 = 599.31/x
3. Step 3: Cross multiply
   1,096.66x = 1,513.40 × 599.31
4. Step 4: Simplify right side
   1,096.66x = 906,995.75
5. Step 5: Solve for x
   x = 906,995.75/1,096.66
6. Step 6: Final answer
   x = 827.05