Finding the Fourth Proportional to 7,196.20, 10,791.10 and 3,301.80

Step by Step Solution

1. Step 1: Write the proportion equation
   7,196.20 : 10,791.10 = 3,301.80 : x
2. Step 2: Convert to fraction form
   7,196.20/10,791.10 = 3,301.80/x
3. Step 3: Cross multiply
   7,196.20x = 10,791.10 × 3,301.80
4. Step 4: Simplify right side
   7,196.20x = 35,630,053.98
5. Step 5: Solve for x
   x = 35,630,053.98/7,196.20
6. Step 6: Final answer
   x = 4,951.23