Finding the Fourth Proportional to 2,849.54, 4,274.71 and 1,387.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,849.54 : 4,274.71 = 1,387.69 : x
2. Step 2: Convert to fraction form
   2,849.54/4,274.71 = 1,387.69/x
3. Step 3: Cross multiply
   2,849.54x = 4,274.71 × 1,387.69
4. Step 4: Simplify right side
   2,849.54x = 5,931,958.16
5. Step 5: Solve for x
   x = 5,931,958.16/2,849.54
6. Step 6: Final answer
   x = 2,081.73