Finding the Fourth Proportional to 9,796.56, 14,694.96 and 2,871.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,796.56 : 14,694.96 = 2,871.20 : x
2. Step 2: Convert to fraction form
   9,796.56/14,694.96 = 2,871.20/x
3. Step 3: Cross multiply
   9,796.56x = 14,694.96 × 2,871.20
4. Step 4: Simplify right side
   9,796.56x = 42,192,169.15
5. Step 5: Solve for x
   x = 42,192,169.15/9,796.56
6. Step 6: Final answer
   x = 4,306.84