Finding the Fourth Proportional to 10,993.82, 16,494.38 and 7,310.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,993.82 : 16,494.38 = 7,310.55 : x
2. Step 2: Convert to fraction form
   10,993.82/16,494.38 = 7,310.55/x
3. Step 3: Cross multiply
   10,993.82x = 16,494.38 × 7,310.55
4. Step 4: Simplify right side
   10,993.82x = 120,582,953.16
5. Step 5: Solve for x
   x = 120,582,953.16/10,993.82
6. Step 6: Final answer
   x = 10,968.25