Finding the Fourth Proportional to 2,462.27, 3,694.37 and 1,421.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,462.27 : 3,694.37 = 1,421.72 : x
2. Step 2: Convert to fraction form
   2,462.27/3,694.37 = 1,421.72/x
3. Step 3: Cross multiply
   2,462.27x = 3,694.37 × 1,421.72
4. Step 4: Simplify right side
   2,462.27x = 5,252,359.72
5. Step 5: Solve for x
   x = 5,252,359.72/2,462.27
6. Step 6: Final answer
   x = 2,133.14