Finding the Fourth Proportional to 3,843.82, 5,304.72 and 2,897.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,843.82 : 5,304.72 = 2,897.94 : x
2. Step 2: Convert to fraction form
   3,843.82/5,304.72 = 2,897.94/x
3. Step 3: Cross multiply
   3,843.82x = 5,304.72 × 2,897.94
4. Step 4: Simplify right side
   3,843.82x = 15,372,791.04
5. Step 5: Solve for x
   x = 15,372,791.04/3,843.82
6. Step 6: Final answer
   x = 3,999.35