Finding the Fourth Proportional to 1,791.29, 2,471.89 and 1,083.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,791.29 : 2,471.89 = 1,083.30 : x
2. Step 2: Convert to fraction form
   1,791.29/2,471.89 = 1,083.30/x
3. Step 3: Cross multiply
   1,791.29x = 2,471.89 × 1,083.30
4. Step 4: Simplify right side
   1,791.29x = 2,677,798.44
5. Step 5: Solve for x
   x = 2,677,798.44/1,791.29
6. Step 6: Final answer
   x = 1,494.90