Finding the Fourth Proportional to 12,796.15, 17,658.81 and 7,491.07

Step by Step Solution

1. Step 1: Write the proportion equation
   12,796.15 : 17,658.81 = 7,491.07 : x
2. Step 2: Convert to fraction form
   12,796.15/17,658.81 = 7,491.07/x
3. Step 3: Cross multiply
   12,796.15x = 17,658.81 × 7,491.07
4. Step 4: Simplify right side
   12,796.15x = 132,283,344.37
5. Step 5: Solve for x
   x = 132,283,344.37/12,796.15
6. Step 6: Final answer
   x = 10,337.75