Finding the Fourth Proportional to 1,358.93, 1,875.77 and 799.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,358.93 : 1,875.77 = 799.38 : x
2. Step 2: Convert to fraction form
   1,358.93/1,875.77 = 799.38/x
3. Step 3: Cross multiply
   1,358.93x = 1,875.77 × 799.38
4. Step 4: Simplify right side
   1,358.93x = 1,499,443.64
5. Step 5: Solve for x
   x = 1,499,443.64/1,358.93
6. Step 6: Final answer
   x = 1,103.40