Finding the Fourth Proportional to 2,068.20, 3,103.65 and 1,095.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068.20 : 3,103.65 = 1,095.03 : x
2. Step 2: Convert to fraction form
   2,068.20/3,103.65 = 1,095.03/x
3. Step 3: Cross multiply
   2,068.20x = 3,103.65 × 1,095.03
4. Step 4: Simplify right side
   2,068.20x = 3,398,589.86
5. Step 5: Solve for x
   x = 3,398,589.86/2,068.20
6. Step 6: Final answer
   x = 1,643.26