Finding the Fourth Proportional to 2,864.17, 4,292.47 and 1,304.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,864.17 : 4,292.47 = 1,304.38 : x
2. Step 2: Convert to fraction form
   2,864.17/4,292.47 = 1,304.38/x
3. Step 3: Cross multiply
   2,864.17x = 4,292.47 × 1,304.38
4. Step 4: Simplify right side
   2,864.17x = 5,599,012.02
5. Step 5: Solve for x
   x = 5,599,012.02/2,864.17
6. Step 6: Final answer
   x = 1,954.85