Finding the Fourth Proportional to 9,796.76, 13,519.16 and 5,320.40

Step by Step Solution

1. Step 1: Write the proportion equation
   9,796.76 : 13,519.16 = 5,320.40 : x
2. Step 2: Convert to fraction form
   9,796.76/13,519.16 = 5,320.40/x
3. Step 3: Cross multiply
   9,796.76x = 13,519.16 × 5,320.40
4. Step 4: Simplify right side
   9,796.76x = 71,927,338.86
5. Step 5: Solve for x
   x = 71,927,338.86/9,796.76
6. Step 6: Final answer
   x = 7,341.95