Finding the Fourth Proportional to 12,039.85, 16,615.86 and 6,736.37

Step by Step Solution

1. Step 1: Write the proportion equation
   12,039.85 : 16,615.86 = 6,736.37 : x
2. Step 2: Convert to fraction form
   12,039.85/16,615.86 = 6,736.37/x
3. Step 3: Cross multiply
   12,039.85x = 16,615.86 × 6,736.37
4. Step 4: Simplify right side
   12,039.85x = 111,930,580.83
5. Step 5: Solve for x
   x = 111,930,580.83/12,039.85
6. Step 6: Final answer
   x = 9,296.68