Finding the Fourth Proportional to 2,462.01, 3,397.27 and 1,399.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,462.01 : 3,397.27 = 1,399.40 : x
2. Step 2: Convert to fraction form
   2,462.01/3,397.27 = 1,399.40/x
3. Step 3: Cross multiply
   2,462.01x = 3,397.27 × 1,399.40
4. Step 4: Simplify right side
   2,462.01x = 4,754,139.64
5. Step 5: Solve for x
   x = 4,754,139.64/2,462.01
6. Step 6: Final answer
   x = 1,931.00