Finding the Fourth Proportional to 2,754.07, 4,131.71 and 1,292.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,754.07 : 4,131.71 = 1,292.42 : x
2. Step 2: Convert to fraction form
   2,754.07/4,131.71 = 1,292.42/x
3. Step 3: Cross multiply
   2,754.07x = 4,131.71 × 1,292.42
4. Step 4: Simplify right side
   2,754.07x = 5,339,913.35
5. Step 5: Solve for x
   x = 5,339,913.35/2,754.07
6. Step 6: Final answer
   x = 1,938.92