Finding the Fourth Proportional to 2,265.18, 3,395.34 and 1,108.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,265.18 : 3,395.34 = 1,108.50 : x
2. Step 2: Convert to fraction form
   2,265.18/3,395.34 = 1,108.50/x
3. Step 3: Cross multiply
   2,265.18x = 3,395.34 × 1,108.50
4. Step 4: Simplify right side
   2,265.18x = 3,763,734.39
5. Step 5: Solve for x
   x = 3,763,734.39/2,265.18
6. Step 6: Final answer
   x = 1,661.56