Finding the Fourth Proportional to 16,485.41, 22,749.83 and 8,931.94

Step by Step Solution

1. Step 1: Write the proportion equation
   16,485.41 : 22,749.83 = 8,931.94 : x
2. Step 2: Convert to fraction form
   16,485.41/22,749.83 = 8,931.94/x
3. Step 3: Cross multiply
   16,485.41x = 22,749.83 × 8,931.94
4. Step 4: Simplify right side
   16,485.41x = 203,200,015.04
5. Step 5: Solve for x
   x = 203,200,015.04/16,485.41
6. Step 6: Final answer
   x = 12,326.06