Finding the Fourth Proportional to 1,014.72, 1,403.04 and 968

Step by Step Solution

1. Step 1: Write the proportion equation
   1,014.72 : 1,403.04 = 968 : x
2. Step 2: Convert to fraction form
   1,014.72/1,403.04 = 968/x
3. Step 3: Cross multiply
   1,014.72x = 1,403.04 × 968
4. Step 4: Simplify right side
   1,014.72x = 1,358,142.72
5. Step 5: Solve for x
   x = 1,358,142.72/1,014.72
6. Step 6: Final answer
   x = 1,338.44