Finding the Fourth Proportional to 1,196.31, 1,795.68 and 805.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.31 : 1,795.68 = 805.08 : x
2. Step 2: Convert to fraction form
   1,196.31/1,795.68 = 805.08/x
3. Step 3: Cross multiply
   1,196.31x = 1,795.68 × 805.08
4. Step 4: Simplify right side
   1,196.31x = 1,445,666.05
5. Step 5: Solve for x
   x = 1,445,666.05/1,196.31
6. Step 6: Final answer
   x = 1,208.44