Finding the Fourth Proportional to 2,541.57, 3,506.94 and 1,422.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,541.57 : 3,506.94 = 1,422.47 : x
2. Step 2: Convert to fraction form
   2,541.57/3,506.94 = 1,422.47/x
3. Step 3: Cross multiply
   2,541.57x = 3,506.94 × 1,422.47
4. Step 4: Simplify right side
   2,541.57x = 4,988,499.41
5. Step 5: Solve for x
   x = 4,988,499.41/2,541.57
6. Step 6: Final answer
   x = 1,962.76