Finding the Fourth Proportional to 1,801.35, 2,695.59 and 1,108.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,801.35 : 2,695.59 = 1,108.17 : x
2. Step 2: Convert to fraction form
   1,801.35/2,695.59 = 1,108.17/x
3. Step 3: Cross multiply
   1,801.35x = 2,695.59 × 1,108.17
4. Step 4: Simplify right side
   1,801.35x = 2,987,171.97
5. Step 5: Solve for x
   x = 2,987,171.97/1,801.35
6. Step 6: Final answer
   x = 1,658.30