Finding the Fourth Proportional to 2,103.33, 2,902.73 and 1,171.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,103.33 : 2,902.73 = 1,171.83 : x
2. Step 2: Convert to fraction form
   2,103.33/2,902.73 = 1,171.83/x
3. Step 3: Cross multiply
   2,103.33x = 2,902.73 × 1,171.83
4. Step 4: Simplify right side
   2,103.33x = 3,401,500.24
5. Step 5: Solve for x
   x = 3,401,500.24/2,103.33
6. Step 6: Final answer
   x = 1,617.20