Finding the Fourth Proportional to 2,541.71, 3,810.85 and 875.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,541.71 : 3,810.85 = 875.41 : x
2. Step 2: Convert to fraction form
   2,541.71/3,810.85 = 875.41/x
3. Step 3: Cross multiply
   2,541.71x = 3,810.85 × 875.41
4. Step 4: Simplify right side
   2,541.71x = 3,336,044.48
5. Step 5: Solve for x
   x = 3,336,044.48/2,541.71
6. Step 6: Final answer
   x = 1,312.52