Finding the Fourth Proportional to 1,980.29, 2,732.72 and 1,096.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,980.29 : 2,732.72 = 1,096.13 : x
2. Step 2: Convert to fraction form
   1,980.29/2,732.72 = 1,096.13/x
3. Step 3: Cross multiply
   1,980.29x = 2,732.72 × 1,096.13
4. Step 4: Simplify right side
   1,980.29x = 2,995,416.37
5. Step 5: Solve for x
   x = 2,995,416.37/1,980.29
6. Step 6: Final answer
   x = 1,512.62