Finding the Fourth Proportional to 12,995.82, 17,934.39 and 7,330.05

Step by Step Solution

1. Step 1: Write the proportion equation
   12,995.82 : 17,934.39 = 7,330.05 : x
2. Step 2: Convert to fraction form
   12,995.82/17,934.39 = 7,330.05/x
3. Step 3: Cross multiply
   12,995.82x = 17,934.39 × 7,330.05
4. Step 4: Simplify right side
   12,995.82x = 131,459,975.42
5. Step 5: Solve for x
   x = 131,459,975.42/12,995.82
6. Step 6: Final answer
   x = 10,115.56