Finding the Fourth Proportional to 3,314.39, 4,968.15 and 1,122.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,314.39 : 4,968.15 = 1,122.38 : x
2. Step 2: Convert to fraction form
   3,314.39/4,968.15 = 1,122.38/x
3. Step 3: Cross multiply
   3,314.39x = 4,968.15 × 1,122.38
4. Step 4: Simplify right side
   3,314.39x = 5,576,152.20
5. Step 5: Solve for x
   x = 5,576,152.20/3,314.39
6. Step 6: Final answer
   x = 1,682.41