Finding the Fourth Proportional to 9,796.96, 13,519.45 and 5,320.61

Step by Step Solution

1. Step 1: Write the proportion equation
   9,796.96 : 13,519.45 = 5,320.61 : x
2. Step 2: Convert to fraction form
   9,796.96/13,519.45 = 5,320.61/x
3. Step 3: Cross multiply
   9,796.96x = 13,519.45 × 5,320.61
4. Step 4: Simplify right side
   9,796.96x = 71,931,720.86
5. Step 5: Solve for x
   x = 71,931,720.86/9,796.96
6. Step 6: Final answer
   x = 7,342.25