Finding the Fourth Proportional to 1,093.10, 1,651.54 and 1,083.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,093.10 : 1,651.54 = 1,083.38 : x
2. Step 2: Convert to fraction form
   1,093.10/1,651.54 = 1,083.38/x
3. Step 3: Cross multiply
   1,093.10x = 1,651.54 × 1,083.38
4. Step 4: Simplify right side
   1,093.10x = 1,789,236.47
5. Step 5: Solve for x
   x = 1,789,236.47/1,093.10
6. Step 6: Final answer
   x = 1,636.85