Finding the Fourth Proportional to 1,336.12, 1,843.72 and 804.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,336.12 : 1,843.72 = 804.92 : x
2. Step 2: Convert to fraction form
   1,336.12/1,843.72 = 804.92/x
3. Step 3: Cross multiply
   1,336.12x = 1,843.72 × 804.92
4. Step 4: Simplify right side
   1,336.12x = 1,484,047.10
5. Step 5: Solve for x
   x = 1,484,047.10/1,336.12
6. Step 6: Final answer
   x = 1,110.71