Finding the Fourth Proportional to 5,082.50, 7,013.89 and 2,958.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,082.50 : 7,013.89 = 2,958.15 : x
2. Step 2: Convert to fraction form
   5,082.50/7,013.89 = 2,958.15/x
3. Step 3: Cross multiply
   5,082.50x = 7,013.89 × 2,958.15
4. Step 4: Simplify right side
   5,082.50x = 20,748,109.52
5. Step 5: Solve for x
   x = 20,748,109.52/5,082.50
6. Step 6: Final answer
   x = 4,082.27