Finding the Fourth Proportional to 1,334.91, 1,842.43 and 804.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,334.91 : 1,842.43 = 804.23 : x
2. Step 2: Convert to fraction form
   1,334.91/1,842.43 = 804.23/x
3. Step 3: Cross multiply
   1,334.91x = 1,842.43 × 804.23
4. Step 4: Simplify right side
   1,334.91x = 1,481,737.48
5. Step 5: Solve for x
   x = 1,481,737.48/1,334.91
6. Step 6: Final answer
   x = 1,109.99