Finding the Fourth Proportional to 16,729.58, 23,086.83 and 9,175.95

Step by Step Solution

1. Step 1: Write the proportion equation
   16,729.58 : 23,086.83 = 9,175.95 : x
2. Step 2: Convert to fraction form
   16,729.58/23,086.83 = 9,175.95/x
3. Step 3: Cross multiply
   16,729.58x = 23,086.83 × 9,175.95
4. Step 4: Simplify right side
   16,729.58x = 211,843,597.74
5. Step 5: Solve for x
   x = 211,843,597.74/16,729.58
6. Step 6: Final answer
   x = 12,662.82