Finding the Fourth Proportional to 1,098.53, 1,647.18 and 968.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,098.53 : 1,647.18 = 968.82 : x
2. Step 2: Convert to fraction form
   1,098.53/1,647.18 = 968.82/x
3. Step 3: Cross multiply
   1,098.53x = 1,647.18 × 968.82
4. Step 4: Simplify right side
   1,098.53x = 1,595,820.93
5. Step 5: Solve for x
   x = 1,595,820.93/1,098.53
6. Step 6: Final answer
   x = 1,452.69