Finding the Fourth Proportional to 3,682.69, 5,082.29 and 2,171.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,682.69 : 5,082.29 = 2,171.10 : x
2. Step 2: Convert to fraction form
   3,682.69/5,082.29 = 2,171.10/x
3. Step 3: Cross multiply
   3,682.69x = 5,082.29 × 2,171.10
4. Step 4: Simplify right side
   3,682.69x = 11,034,159.82
5. Step 5: Solve for x
   x = 11,034,159.82/3,682.69
6. Step 6: Final answer
   x = 2,996.22