Finding the Fourth Proportional to 1,747.25, 2,406.33 and 1,449.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,747.25 : 2,406.33 = 1,449.78 : x
2. Step 2: Convert to fraction form
   1,747.25/2,406.33 = 1,449.78/x
3. Step 3: Cross multiply
   1,747.25x = 2,406.33 × 1,449.78
4. Step 4: Simplify right side
   1,747.25x = 3,488,643.45
5. Step 5: Solve for x
   x = 3,488,643.45/1,747.25
6. Step 6: Final answer
   x = 1,996.65