Finding the Fourth Proportional to 1,980.56, 2,733.12 and 1,096.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,980.56 : 2,733.12 = 1,096.34 : x
2. Step 2: Convert to fraction form
   1,980.56/2,733.12 = 1,096.34/x
3. Step 3: Cross multiply
   1,980.56x = 2,733.12 × 1,096.34
4. Step 4: Simplify right side
   1,980.56x = 2,996,428.78
5. Step 5: Solve for x
   x = 2,996,428.78/1,980.56
6. Step 6: Final answer
   x = 1,512.92