Finding the Fourth Proportional to 3,825.17, 5,732.89 and 1,631.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,825.17 : 5,732.89 = 1,631.69 : x
2. Step 2: Convert to fraction form
   3,825.17/5,732.89 = 1,631.69/x
3. Step 3: Cross multiply
   3,825.17x = 5,732.89 × 1,631.69
4. Step 4: Simplify right side
   3,825.17x = 9,354,266.54
5. Step 5: Solve for x
   x = 9,354,266.54/3,825.17
6. Step 6: Final answer
   x = 2,445.45