Finding the Fourth Proportional to 1,980.35, 2,732.94 and 1,096.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,980.35 : 2,732.94 = 1,096.23 : x
2. Step 2: Convert to fraction form
   1,980.35/2,732.94 = 1,096.23/x
3. Step 3: Cross multiply
   1,980.35x = 2,732.94 × 1,096.23
4. Step 4: Simplify right side
   1,980.35x = 2,995,930.82
5. Step 5: Solve for x
   x = 2,995,930.82/1,980.35
6. Step 6: Final answer
   x = 1,512.83