Finding the Fourth Proportional to 1,942.67, 2,680.80 and 1,103.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,942.67 : 2,680.80 = 1,103.27 : x
2. Step 2: Convert to fraction form
   1,942.67/2,680.80 = 1,103.27/x
3. Step 3: Cross multiply
   1,942.67x = 2,680.80 × 1,103.27
4. Step 4: Simplify right side
   1,942.67x = 2,957,632.81
5. Step 5: Solve for x
   x = 2,957,632.81/1,942.67
6. Step 6: Final answer
   x = 1,522.46