Finding the Fourth Proportional to 2,541.37, 3,507.15 and 1,422.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,541.37 : 3,507.15 = 1,422.30 : x
2. Step 2: Convert to fraction form
   2,541.37/3,507.15 = 1,422.30/x
3. Step 3: Cross multiply
   2,541.37x = 3,507.15 × 1,422.30
4. Step 4: Simplify right side
   2,541.37x = 4,988,219.45
5. Step 5: Solve for x
   x = 4,988,219.45/2,541.37
6. Step 6: Final answer
   x = 1,962.81