Finding the Fourth Proportional to 1,365.53, 1,884.37 and 806.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,365.53 : 1,884.37 = 806.03 : x
2. Step 2: Convert to fraction form
   1,365.53/1,884.37 = 806.03/x
3. Step 3: Cross multiply
   1,365.53x = 1,884.37 × 806.03
4. Step 4: Simplify right side
   1,365.53x = 1,518,850.34
5. Step 5: Solve for x
   x = 1,518,850.34/1,365.53
6. Step 6: Final answer
   x = 1,112.28