Finding the Fourth Proportional to 2,090.45, 3,134.60 and 1,049.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,090.45 : 3,134.60 = 1,049.33 : x
2. Step 2: Convert to fraction form
   2,090.45/3,134.60 = 1,049.33/x
3. Step 3: Cross multiply
   2,090.45x = 3,134.60 × 1,049.33
4. Step 4: Simplify right side
   2,090.45x = 3,289,224.57
5. Step 5: Solve for x
   x = 3,289,224.57/2,090.45
6. Step 6: Final answer
   x = 1,573.45