Finding the Fourth Proportional to 2,541.18, 3,506.89 and 1,422.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,541.18 : 3,506.89 = 1,422.11 : x
2. Step 2: Convert to fraction form
   2,541.18/3,506.89 = 1,422.11/x
3. Step 3: Cross multiply
   2,541.18x = 3,506.89 × 1,422.11
4. Step 4: Simplify right side
   2,541.18x = 4,987,180.73
5. Step 5: Solve for x
   x = 4,987,180.73/2,541.18
6. Step 6: Final answer
   x = 1,962.55