Finding the Fourth Proportional to 12,185.45, 16,823.74 and 9,952.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,185.45 : 16,823.74 = 9,952.69 : x
2. Step 2: Convert to fraction form
   12,185.45/16,823.74 = 9,952.69/x
3. Step 3: Cross multiply
   12,185.45x = 16,823.74 × 9,952.69
4. Step 4: Simplify right side
   12,185.45x = 167,441,384.74
5. Step 5: Solve for x
   x = 167,441,384.74/12,185.45
6. Step 6: Final answer
   x = 13,741.09