Finding the Fourth Proportional to 2,090.15, 3,134.30 and 1,100.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,090.15 : 3,134.30 = 1,100.73 : x
2. Step 2: Convert to fraction form
   2,090.15/3,134.30 = 1,100.73/x
3. Step 3: Cross multiply
   2,090.15x = 3,134.30 × 1,100.73
4. Step 4: Simplify right side
   2,090.15x = 3,450,012.54
5. Step 5: Solve for x
   x = 3,450,012.54/2,090.15
6. Step 6: Final answer
   x = 1,650.61