Finding the Fourth Proportional to 8,082.50, 11,154.04 and 4,940.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,082.50 : 11,154.04 = 4,940.42 : x
2. Step 2: Convert to fraction form
   8,082.50/11,154.04 = 4,940.42/x
3. Step 3: Cross multiply
   8,082.50x = 11,154.04 × 4,940.42
4. Step 4: Simplify right side
   8,082.50x = 55,105,642.30
5. Step 5: Solve for x
   x = 55,105,642.30/8,082.50
6. Step 6: Final answer
   x = 6,817.90