Finding the Fourth Proportional to 2,057.69, 2,836.28 and 1,608.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057.69 : 2,836.28 = 1,608.76 : x
2. Step 2: Convert to fraction form
   2,057.69/2,836.28 = 1,608.76/x
3. Step 3: Cross multiply
   2,057.69x = 2,836.28 × 1,608.76
4. Step 4: Simplify right side
   2,057.69x = 4,562,901.38
5. Step 5: Solve for x
   x = 4,562,901.38/2,057.69
6. Step 6: Final answer
   x = 2,217.49