Finding the Fourth Proportional to 1,923.10, 2,653.78 and 1,083.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,923.10 : 2,653.78 = 1,083.94 : x
2. Step 2: Convert to fraction form
   1,923.10/2,653.78 = 1,083.94/x
3. Step 3: Cross multiply
   1,923.10x = 2,653.78 × 1,083.94
4. Step 4: Simplify right side
   1,923.10x = 2,876,538.29
5. Step 5: Solve for x
   x = 2,876,538.29/1,923.10
6. Step 6: Final answer
   x = 1,495.78