Finding the Fourth Proportional to 14,245.50, 19,658.80 and 7,958.02

Step by Step Solution

1. Step 1: Write the proportion equation
   14,245.50 : 19,658.80 = 7,958.02 : x
2. Step 2: Convert to fraction form
   14,245.50/19,658.80 = 7,958.02/x
3. Step 3: Cross multiply
   14,245.50x = 19,658.80 × 7,958.02
4. Step 4: Simplify right side
   14,245.50x = 156,445,123.58
5. Step 5: Solve for x
   x = 156,445,123.58/14,245.50
6. Step 6: Final answer
   x = 10,982.07