Finding the Fourth Proportional to 7,081.82, 10,614.94 and 2,919.55

Step by Step Solution

1. Step 1: Write the proportion equation
   7,081.82 : 10,614.94 = 2,919.55 : x
2. Step 2: Convert to fraction form
   7,081.82/10,614.94 = 2,919.55/x
3. Step 3: Cross multiply
   7,081.82x = 10,614.94 × 2,919.55
4. Step 4: Simplify right side
   7,081.82x = 30,990,810.59
5. Step 5: Solve for x
   x = 30,990,810.59/7,081.82
6. Step 6: Final answer
   x = 4,376.11