Finding the Fourth Proportional to 14,983.40, 22,468.56 and 7,961.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,983.40 : 22,468.56 = 7,961.72 : x
2. Step 2: Convert to fraction form
   14,983.40/22,468.56 = 7,961.72/x
3. Step 3: Cross multiply
   14,983.40x = 22,468.56 × 7,961.72
4. Step 4: Simplify right side
   14,983.40x = 178,888,383.52
5. Step 5: Solve for x
   x = 178,888,383.52/14,983.40
6. Step 6: Final answer
   x = 11,939.11