Finding the Fourth Proportional to 2,541.38, 3,812.27 and 874.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,541.38 : 3,812.27 = 874.82 : x
2. Step 2: Convert to fraction form
   2,541.38/3,812.27 = 874.82/x
3. Step 3: Cross multiply
   2,541.38x = 3,812.27 × 874.82
4. Step 4: Simplify right side
   2,541.38x = 3,335,055.20
5. Step 5: Solve for x
   x = 3,335,055.20/2,541.38
6. Step 6: Final answer
   x = 1,312.30