Finding the Fourth Proportional to 2,073.78, 3,109.82 and 1,033.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,073.78 : 3,109.82 = 1,033.40 : x
2. Step 2: Convert to fraction form
   2,073.78/3,109.82 = 1,033.40/x
3. Step 3: Cross multiply
   2,073.78x = 3,109.82 × 1,033.40
4. Step 4: Simplify right side
   2,073.78x = 3,213,687.99
5. Step 5: Solve for x
   x = 3,213,687.99/2,073.78
6. Step 6: Final answer
   x = 1,549.68