Finding the Fourth Proportional to 1,992.49, 2,749.61 and 1,096.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,992.49 : 2,749.61 = 1,096.20 : x
2. Step 2: Convert to fraction form
   1,992.49/2,749.61 = 1,096.20/x
3. Step 3: Cross multiply
   1,992.49x = 2,749.61 × 1,096.20
4. Step 4: Simplify right side
   1,992.49x = 3,014,125.22
5. Step 5: Solve for x
   x = 3,014,125.22/1,992.49
6. Step 6: Final answer
   x = 1,512.74