Finding the Fourth Proportional to 1,942.44, 2,680.80 and 1,196.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,942.44 : 2,680.80 = 1,196.22 : x
2. Step 2: Convert to fraction form
   1,942.44/2,680.80 = 1,196.22/x
3. Step 3: Cross multiply
   1,942.44x = 2,680.80 × 1,196.22
4. Step 4: Simplify right side
   1,942.44x = 3,206,826.58
5. Step 5: Solve for x
   x = 3,206,826.58/1,942.44
6. Step 6: Final answer
   x = 1,650.93