Finding the Fourth Proportional to 1,271.37, 1,755.32 and 799.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,271.37 : 1,755.32 = 799.92 : x
2. Step 2: Convert to fraction form
   1,271.37/1,755.32 = 799.92/x
3. Step 3: Cross multiply
   1,271.37x = 1,755.32 × 799.92
4. Step 4: Simplify right side
   1,271.37x = 1,404,115.57
5. Step 5: Solve for x
   x = 1,404,115.57/1,271.37
6. Step 6: Final answer
   x = 1,104.41