Finding the Fourth Proportional to 2,080,817.70, 3,120,578.55 and 819,032.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,080,817.70 : 3,120,578.55 = 819,032.10 : x
2. Step 2: Convert to fraction form
   2,080,817.70/3,120,578.55 = 819,032.10/x
3. Step 3: Cross multiply
   2,080,817.70x = 3,120,578.55 × 819,032.10
4. Step 4: Simplify right side
   2,080,817.70x = 2,555,854,003,021.45
5. Step 5: Solve for x
   x = 2,555,854,003,021.45/2,080,817.70
6. Step 6: Final answer
   x = 1,228,293.09