Finding the Fourth Proportional to 2,980,519.47, 4,470,821.13 and 850,603.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,980,519.47 : 4,470,821.13 = 850,603.83 : x
2. Step 2: Convert to fraction form
   2,980,519.47/4,470,821.13 = 850,603.83/x
3. Step 3: Cross multiply
   2,980,519.47x = 4,470,821.13 × 850,603.83
4. Step 4: Simplify right side
   2,980,519.47x = 3,802,897,576,422.93
5. Step 5: Solve for x
   x = 3,802,897,576,422.93/2,980,519.47
6. Step 6: Final answer
   x = 1,275,917.71