Finding the Fourth Proportional to 16,434.94, 22,680.22 and 8,881.25

Step by Step Solution

1. Step 1: Write the proportion equation
   16,434.94 : 22,680.22 = 8,881.25 : x
2. Step 2: Convert to fraction form
   16,434.94/22,680.22 = 8,881.25/x
3. Step 3: Cross multiply
   16,434.94x = 22,680.22 × 8,881.25
4. Step 4: Simplify right side
   16,434.94x = 201,428,601.58
5. Step 5: Solve for x
   x = 201,428,601.58/16,434.94
6. Step 6: Final answer
   x = 12,256.12