Finding the Fourth Proportional to 7,097.58, 9,791.72 and 4,225.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,097.58 : 9,791.72 = 4,225.72 : x
2. Step 2: Convert to fraction form
   7,097.58/9,791.72 = 4,225.72/x
3. Step 3: Cross multiply
   7,097.58x = 9,791.72 × 4,225.72
4. Step 4: Simplify right side
   7,097.58x = 41,377,067.04
5. Step 5: Solve for x
   x = 41,377,067.04/7,097.58
6. Step 6: Final answer
   x = 5,829.74