Finding the Fourth Proportional to 16,290.72, 24,427.76 and 7,958.25

Step by Step Solution

1. Step 1: Write the proportion equation
   16,290.72 : 24,427.76 = 7,958.25 : x
2. Step 2: Convert to fraction form
   16,290.72/24,427.76 = 7,958.25/x
3. Step 3: Cross multiply
   16,290.72x = 24,427.76 × 7,958.25
4. Step 4: Simplify right side
   16,290.72x = 194,402,181.23
5. Step 5: Solve for x
   x = 194,402,181.23/16,290.72
6. Step 6: Final answer
   x = 11,933.31