Finding the Fourth Proportional to 978.41, 1,466.71 and 796.16

Step by Step Solution

1. Step 1: Write the proportion equation
   978.41 : 1,466.71 = 796.16 : x
2. Step 2: Convert to fraction form
   978.41/1,466.71 = 796.16/x
3. Step 3: Cross multiply
   978.41x = 1,466.71 × 796.16
4. Step 4: Simplify right side
   978.41x = 1,167,737.51
5. Step 5: Solve for x
   x = 1,167,737.51/978.41
6. Step 6: Final answer
   x = 1,193.50