Finding the Fourth Proportional to 2,040.12, 2,828.22 and 1,929.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,040.12 : 2,828.22 = 1,929.24 : x
2. Step 2: Convert to fraction form
   2,040.12/2,828.22 = 1,929.24/x
3. Step 3: Cross multiply
   2,040.12x = 2,828.22 × 1,929.24
4. Step 4: Simplify right side
   2,040.12x = 5,456,315.15
5. Step 5: Solve for x
   x = 5,456,315.15/2,040.12
6. Step 6: Final answer
   x = 2,674.51