Finding the Fourth Proportional to 2,034.22, 3,047.39 and 1,338.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,034.22 : 3,047.39 = 1,338.79 : x
2. Step 2: Convert to fraction form
   2,034.22/3,047.39 = 1,338.79/x
3. Step 3: Cross multiply
   2,034.22x = 3,047.39 × 1,338.79
4. Step 4: Simplify right side
   2,034.22x = 4,079,793.33
5. Step 5: Solve for x
   x = 4,079,793.33/2,034.22
6. Step 6: Final answer
   x = 2,005.59