Finding the Fourth Proportional to 2,627.70, 3,626.18 and 1,448.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,627.70 : 3,626.18 = 1,448.78 : x
2. Step 2: Convert to fraction form
   2,627.70/3,626.18 = 1,448.78/x
3. Step 3: Cross multiply
   2,627.70x = 3,626.18 × 1,448.78
4. Step 4: Simplify right side
   2,627.70x = 5,253,511.69
5. Step 5: Solve for x
   x = 5,253,511.69/2,627.70
6. Step 6: Final answer
   x = 1,999.28