Finding the Fourth Proportional to 1,365.72, 1,883.98 and 798.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,365.72 : 1,883.98 = 798.04 : x
2. Step 2: Convert to fraction form
   1,365.72/1,883.98 = 798.04/x
3. Step 3: Cross multiply
   1,365.72x = 1,883.98 × 798.04
4. Step 4: Simplify right side
   1,365.72x = 1,503,491.40
5. Step 5: Solve for x
   x = 1,503,491.40/1,365.72
6. Step 6: Final answer
   x = 1,100.88