Finding the Fourth Proportional to 2,796.09, 3,858.79 and 1,850.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,796.09 : 3,858.79 = 1,850.25 : x
2. Step 2: Convert to fraction form
   2,796.09/3,858.79 = 1,850.25/x
3. Step 3: Cross multiply
   2,796.09x = 3,858.79 × 1,850.25
4. Step 4: Simplify right side
   2,796.09x = 7,139,726.20
5. Step 5: Solve for x
   x = 7,139,726.20/2,796.09
6. Step 6: Final answer
   x = 2,553.47