Finding the Fourth Proportional to 2,049.04, 3,071.10 and 749.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,049.04 : 3,071.10 = 749.80 : x
2. Step 2: Convert to fraction form
   2,049.04/3,071.10 = 749.80/x
3. Step 3: Cross multiply
   2,049.04x = 3,071.10 × 749.80
4. Step 4: Simplify right side
   2,049.04x = 2,302,710.78
5. Step 5: Solve for x
   x = 2,302,710.78/2,049.04
6. Step 6: Final answer
   x = 1,123.80