Finding the Fourth Proportional to 2,849.82, 4,272.14 and 1,205.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,849.82 : 4,272.14 = 1,205.48 : x
2. Step 2: Convert to fraction form
   2,849.82/4,272.14 = 1,205.48/x
3. Step 3: Cross multiply
   2,849.82x = 4,272.14 × 1,205.48
4. Step 4: Simplify right side
   2,849.82x = 5,149,979.33
5. Step 5: Solve for x
   x = 5,149,979.33/2,849.82
6. Step 6: Final answer
   x = 1,807.12