Finding the Fourth Proportional to 14,323.98, 19,766.79 and 7,950.20

Step by Step Solution

1. Step 1: Write the proportion equation
   14,323.98 : 19,766.79 = 7,950.20 : x
2. Step 2: Convert to fraction form
   14,323.98/19,766.79 = 7,950.20/x
3. Step 3: Cross multiply
   14,323.98x = 19,766.79 × 7,950.20
4. Step 4: Simplify right side
   14,323.98x = 157,149,983.27
5. Step 5: Solve for x
   x = 157,149,983.27/14,323.98
6. Step 6: Final answer
   x = 10,971.11