Finding the Fourth Proportional to 14,238.96, 19,650.20 and 7,951.60

Step by Step Solution

1. Step 1: Write the proportion equation
   14,238.96 : 19,650.20 = 7,951.60 : x
2. Step 2: Convert to fraction form
   14,238.96/19,650.20 = 7,951.60/x
3. Step 3: Cross multiply
   14,238.96x = 19,650.20 × 7,951.60
4. Step 4: Simplify right side
   14,238.96x = 156,250,530.32
5. Step 5: Solve for x
   x = 156,250,530.32/14,238.96
6. Step 6: Final answer
   x = 10,973.45