Finding the Fourth Proportional to 3,000.69, 4,503.39 and 2,082.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,000.69 : 4,503.39 = 2,082.72 : x
2. Step 2: Convert to fraction form
   3,000.69/4,503.39 = 2,082.72/x
3. Step 3: Cross multiply
   3,000.69x = 4,503.39 × 2,082.72
4. Step 4: Simplify right side
   3,000.69x = 9,379,300.42
5. Step 5: Solve for x
   x = 9,379,300.42/3,000.69
6. Step 6: Final answer
   x = 3,125.71