Finding the Fourth Proportional to 14,238.94, 19,650.04 and 7,951.31

Step by Step Solution

1. Step 1: Write the proportion equation
   14,238.94 : 19,650.04 = 7,951.31 : x
2. Step 2: Convert to fraction form
   14,238.94/19,650.04 = 7,951.31/x
3. Step 3: Cross multiply
   14,238.94x = 19,650.04 × 7,951.31
4. Step 4: Simplify right side
   14,238.94x = 156,243,559.55
5. Step 5: Solve for x
   x = 156,243,559.55/14,238.94
6. Step 6: Final answer
   x = 10,972.98