Finding the Fourth Proportional to 12,796.20, 17,659.44 and 7,491.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,796.20 : 17,659.44 = 7,491.42 : x
2. Step 2: Convert to fraction form
   12,796.20/17,659.44 = 7,491.42/x
3. Step 3: Cross multiply
   12,796.20x = 17,659.44 × 7,491.42
4. Step 4: Simplify right side
   12,796.20x = 132,294,282.00
5. Step 5: Solve for x
   x = 132,294,282.00/12,796.20
6. Step 6: Final answer
   x = 10,338.56