Finding the Fourth Proportional to 2,040.84, 2,816.39 and 1,109.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,040.84 : 2,816.39 = 1,109.34 : x
2. Step 2: Convert to fraction form
   2,040.84/2,816.39 = 1,109.34/x
3. Step 3: Cross multiply
   2,040.84x = 2,816.39 × 1,109.34
4. Step 4: Simplify right side
   2,040.84x = 3,124,328.54
5. Step 5: Solve for x
   x = 3,124,328.54/2,040.84
6. Step 6: Final answer
   x = 1,530.90