Finding the Fourth Proportional to 1,393.34, 1,923.22 and 804.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,393.34 : 1,923.22 = 804.27 : x
2. Step 2: Convert to fraction form
   1,393.34/1,923.22 = 804.27/x
3. Step 3: Cross multiply
   1,393.34x = 1,923.22 × 804.27
4. Step 4: Simplify right side
   1,393.34x = 1,546,776.52
5. Step 5: Solve for x
   x = 1,546,776.52/1,393.34
6. Step 6: Final answer
   x = 1,110.12