Finding the Fourth Proportional to 2,442.15, 3,662.01 and 1,271.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,442.15 : 3,662.01 = 1,271.50 : x
2. Step 2: Convert to fraction form
   2,442.15/3,662.01 = 1,271.50/x
3. Step 3: Cross multiply
   2,442.15x = 3,662.01 × 1,271.50
4. Step 4: Simplify right side
   2,442.15x = 4,656,236.56
5. Step 5: Solve for x
   x = 4,656,236.56/2,442.15
6. Step 6: Final answer
   x = 1,906.61