Finding the Fourth Proportional to 1,774.34, 2,448.60 and 1,028.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,774.34 : 2,448.60 = 1,028.48 : x
2. Step 2: Convert to fraction form
   1,774.34/2,448.60 = 1,028.48/x
3. Step 3: Cross multiply
   1,774.34x = 2,448.60 × 1,028.48
4. Step 4: Simplify right side
   1,774.34x = 2,518,323.89
5. Step 5: Solve for x
   x = 2,518,323.89/1,774.34
6. Step 6: Final answer
   x = 1,419.31