Finding the Fourth Proportional to 2,633.01, 3,946.68 and 1,399.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,633.01 : 3,946.68 = 1,399.18 : x
2. Step 2: Convert to fraction form
   2,633.01/3,946.68 = 1,399.18/x
3. Step 3: Cross multiply
   2,633.01x = 3,946.68 × 1,399.18
4. Step 4: Simplify right side
   2,633.01x = 5,522,105.86
5. Step 5: Solve for x
   x = 5,522,105.86/2,633.01
6. Step 6: Final answer
   x = 2,097.26