Finding the Fourth Proportional to 12,040.72, 16,615.86 and 6,735.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,040.72 : 16,615.86 = 6,735.56 : x
2. Step 2: Convert to fraction form
   12,040.72/16,615.86 = 6,735.56/x
3. Step 3: Cross multiply
   12,040.72x = 16,615.86 × 6,735.56
4. Step 4: Simplify right side
   12,040.72x = 111,917,121.98
5. Step 5: Solve for x
   x = 111,917,121.98/12,040.72
6. Step 6: Final answer
   x = 9,294.89