Finding the Fourth Proportional to 10,926.74, 15,078.45 and 5,958.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,926.74 : 15,078.45 = 5,958.74 : x
2. Step 2: Convert to fraction form
   10,926.74/15,078.45 = 5,958.74/x
3. Step 3: Cross multiply
   10,926.74x = 15,078.45 × 5,958.74
4. Step 4: Simplify right side
   10,926.74x = 89,848,563.15
5. Step 5: Solve for x
   x = 89,848,563.15/10,926.74
6. Step 6: Final answer
   x = 8,222.82