Finding the Fourth Proportional to 9,797.05, 13,519.89 and 5,320.77

Step by Step Solution

1. Step 1: Write the proportion equation
   9,797.05 : 13,519.89 = 5,320.77 : x
2. Step 2: Convert to fraction form
   9,797.05/13,519.89 = 5,320.77/x
3. Step 3: Cross multiply
   9,797.05x = 13,519.89 × 5,320.77
4. Step 4: Simplify right side
   9,797.05x = 71,936,130.91
5. Step 5: Solve for x
   x = 71,936,130.91/9,797.05
6. Step 6: Final answer
   x = 7,342.63