Finding the Fourth Proportional to 2,044.74, 2,820.22 and 1,298.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,044.74 : 2,820.22 = 1,298.05 : x
2. Step 2: Convert to fraction form
   2,044.74/2,820.22 = 1,298.05/x
3. Step 3: Cross multiply
   2,044.74x = 2,820.22 × 1,298.05
4. Step 4: Simplify right side
   2,044.74x = 3,660,786.57
5. Step 5: Solve for x
   x = 3,660,786.57/2,044.74
6. Step 6: Final answer
   x = 1,790.34