Finding the Fourth Proportional to 2,628.18, 3,626.86 and 1,449.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,628.18 : 3,626.86 = 1,449.22 : x
2. Step 2: Convert to fraction form
   2,628.18/3,626.86 = 1,449.22/x
3. Step 3: Cross multiply
   2,628.18x = 3,626.86 × 1,449.22
4. Step 4: Simplify right side
   2,628.18x = 5,256,114.43
5. Step 5: Solve for x
   x = 5,256,114.43/2,628.18
6. Step 6: Final answer
   x = 1,999.91