Finding the Fourth Proportional to 1,353.18, 1,867.81 and 793.87

Step by Step Solution

1. Step 1: Write the proportion equation
   1,353.18 : 1,867.81 = 793.87 : x
2. Step 2: Convert to fraction form
   1,353.18/1,867.81 = 793.87/x
3. Step 3: Cross multiply
   1,353.18x = 1,867.81 × 793.87
4. Step 4: Simplify right side
   1,353.18x = 1,482,800.83
5. Step 5: Solve for x
   x = 1,482,800.83/1,353.18
6. Step 6: Final answer
   x = 1,095.79