Finding the Fourth Proportional to 1,896.69, 2,617.43 and 1,068.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,896.69 : 2,617.43 = 1,068.69 : x
2. Step 2: Convert to fraction form
   1,896.69/2,617.43 = 1,068.69/x
3. Step 3: Cross multiply
   1,896.69x = 2,617.43 × 1,068.69
4. Step 4: Simplify right side
   1,896.69x = 2,797,221.27
5. Step 5: Solve for x
   x = 2,797,221.27/1,896.69
6. Step 6: Final answer
   x = 1,474.79