Finding the Fourth Proportional to 1,336.39, 1,844.29 and 805.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,336.39 : 1,844.29 = 805.37 : x
2. Step 2: Convert to fraction form
   1,336.39/1,844.29 = 805.37/x
3. Step 3: Cross multiply
   1,336.39x = 1,844.29 × 805.37
4. Step 4: Simplify right side
   1,336.39x = 1,485,326.62
5. Step 5: Solve for x
   x = 1,485,326.62/1,336.39
6. Step 6: Final answer
   x = 1,111.45