Finding the Fourth Proportional to 1,735.78, 2,394.06 and 1,105.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,735.78 : 2,394.06 = 1,105.60 : x
2. Step 2: Convert to fraction form
   1,735.78/2,394.06 = 1,105.60/x
3. Step 3: Cross multiply
   1,735.78x = 2,394.06 × 1,105.60
4. Step 4: Simplify right side
   1,735.78x = 2,646,872.74
5. Step 5: Solve for x
   x = 2,646,872.74/1,735.78
6. Step 6: Final answer
   x = 1,524.89