Finding the Fourth Proportional to 1,795.17, 2,689.71 and 1,100.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,795.17 : 2,689.71 = 1,100.38 : x
2. Step 2: Convert to fraction form
   1,795.17/2,689.71 = 1,100.38/x
3. Step 3: Cross multiply
   1,795.17x = 2,689.71 × 1,100.38
4. Step 4: Simplify right side
   1,795.17x = 2,959,703.09
5. Step 5: Solve for x
   x = 2,959,703.09/1,795.17
6. Step 6: Final answer
   x = 1,648.70