Finding the Fourth Proportional to 1,980.47, 2,733.12 and 1,096.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,980.47 : 2,733.12 = 1,096.36 : x
2. Step 2: Convert to fraction form
   1,980.47/2,733.12 = 1,096.36/x
3. Step 3: Cross multiply
   1,980.47x = 2,733.12 × 1,096.36
4. Step 4: Simplify right side
   1,980.47x = 2,996,476.61
5. Step 5: Solve for x
   x = 2,996,476.61/1,980.47
6. Step 6: Final answer
   x = 1,513.01