Finding the Fourth Proportional to 2,048.09, 3,071.73 and 749.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,048.09 : 3,071.73 = 749.12 : x
2. Step 2: Convert to fraction form
   2,048.09/3,071.73 = 749.12/x
3. Step 3: Cross multiply
   2,048.09x = 3,071.73 × 749.12
4. Step 4: Simplify right side
   2,048.09x = 2,301,094.38
5. Step 5: Solve for x
   x = 2,301,094.38/2,048.09
6. Step 6: Final answer
   x = 1,123.53