Finding the Fourth Proportional to 14,243.25, 19,655.69 and 7,955.76

Step by Step Solution

1. Step 1: Write the proportion equation
   14,243.25 : 19,655.69 = 7,955.76 : x
2. Step 2: Convert to fraction form
   14,243.25/19,655.69 = 7,955.76/x
3. Step 3: Cross multiply
   14,243.25x = 19,655.69 × 7,955.76
4. Step 4: Simplify right side
   14,243.25x = 156,375,912.50
5. Step 5: Solve for x
   x = 156,375,912.50/14,243.25
6. Step 6: Final answer
   x = 10,978.95