Finding the Fourth Proportional to 2,968.88, 4,454.38 and 1,325.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,968.88 : 4,454.38 = 1,325.28 : x
2. Step 2: Convert to fraction form
   2,968.88/4,454.38 = 1,325.28/x
3. Step 3: Cross multiply
   2,968.88x = 4,454.38 × 1,325.28
4. Step 4: Simplify right side
   2,968.88x = 5,903,300.73
5. Step 5: Solve for x
   x = 5,903,300.73/2,968.88
6. Step 6: Final answer
   x = 1,988.39