Finding the Fourth Proportional to 11,676.35, 16,108.77 and 7,426.28

Step by Step Solution

1. Step 1: Write the proportion equation
   11,676.35 : 16,108.77 = 7,426.28 : x
2. Step 2: Convert to fraction form
   11,676.35/16,108.77 = 7,426.28/x
3. Step 3: Cross multiply
   11,676.35x = 16,108.77 × 7,426.28
4. Step 4: Simplify right side
   11,676.35x = 119,628,304.60
5. Step 5: Solve for x
   x = 119,628,304.60/11,676.35
6. Step 6: Final answer
   x = 10,245.35