Finding the Fourth Proportional to 1,335.93, 1,842.81 and 804.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,335.93 : 1,842.81 = 804.45 : x
2. Step 2: Convert to fraction form
   1,335.93/1,842.81 = 804.45/x
3. Step 3: Cross multiply
   1,335.93x = 1,842.81 × 804.45
4. Step 4: Simplify right side
   1,335.93x = 1,482,448.50
5. Step 5: Solve for x
   x = 1,482,448.50/1,335.93
6. Step 6: Final answer
   x = 1,109.68