Finding the Fourth Proportional to 10,994.25, 15,171.93 and 5,958.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,994.25 : 15,171.93 = 5,958.48 : x
2. Step 2: Convert to fraction form
   10,994.25/15,171.93 = 5,958.48/x
3. Step 3: Cross multiply
   10,994.25x = 15,171.93 × 5,958.48
4. Step 4: Simplify right side
   10,994.25x = 90,401,641.47
5. Step 5: Solve for x
   x = 90,401,641.47/10,994.25
6. Step 6: Final answer
   x = 8,222.63