Finding the Fourth Proportional to 2,838.21, 4,254.71 and 1,194.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,838.21 : 4,254.71 = 1,194.87 : x
2. Step 2: Convert to fraction form
   2,838.21/4,254.71 = 1,194.87/x
3. Step 3: Cross multiply
   2,838.21x = 4,254.71 × 1,194.87
4. Step 4: Simplify right side
   2,838.21x = 5,083,825.34
5. Step 5: Solve for x
   x = 5,083,825.34/2,838.21
6. Step 6: Final answer
   x = 1,791.21