Finding the Fourth Proportional to 1,367.09, 1,886.56 and 799.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,367.09 : 1,886.56 = 799.98 : x
2. Step 2: Convert to fraction form
   1,367.09/1,886.56 = 799.98/x
3. Step 3: Cross multiply
   1,367.09x = 1,886.56 × 799.98
4. Step 4: Simplify right side
   1,367.09x = 1,509,210.27
5. Step 5: Solve for x
   x = 1,509,210.27/1,367.09
6. Step 6: Final answer
   x = 1,103.96