Finding the Fourth Proportional to 1,383.77, 1,909.55 and 794.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,383.77 : 1,909.55 = 794.29 : x
2. Step 2: Convert to fraction form
   1,383.77/1,909.55 = 794.29/x
3. Step 3: Cross multiply
   1,383.77x = 1,909.55 × 794.29
4. Step 4: Simplify right side
   1,383.77x = 1,516,736.47
5. Step 5: Solve for x
   x = 1,516,736.47/1,383.77
6. Step 6: Final answer
   x = 1,096.09