Finding the Fourth Proportional to 11,933.83, 16,469.15 and 8,164.90

Step by Step Solution

1. Step 1: Write the proportion equation
   11,933.83 : 16,469.15 = 8,164.90 : x
2. Step 2: Convert to fraction form
   11,933.83/16,469.15 = 8,164.90/x
3. Step 3: Cross multiply
   11,933.83x = 16,469.15 × 8,164.90
4. Step 4: Simplify right side
   11,933.83x = 134,468,962.84
5. Step 5: Solve for x
   x = 134,468,962.84/11,933.83
6. Step 6: Final answer
   x = 11,267.88