Finding the Fourth Proportional to 1,336.40, 1,844.24 and 805.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,336.40 : 1,844.24 = 805.83 : x
2. Step 2: Convert to fraction form
   1,336.40/1,844.24 = 805.83/x
3. Step 3: Cross multiply
   1,336.40x = 1,844.24 × 805.83
4. Step 4: Simplify right side
   1,336.40x = 1,486,150.90
5. Step 5: Solve for x
   x = 1,486,150.90/1,336.40
6. Step 6: Final answer
   x = 1,112.06