Finding the Fourth Proportional to 1,995.25, 2,978.26 and 1,850.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,995.25 : 2,978.26 = 1,850.69 : x
2. Step 2: Convert to fraction form
   1,995.25/2,978.26 = 1,850.69/x
3. Step 3: Cross multiply
   1,995.25x = 2,978.26 × 1,850.69
4. Step 4: Simplify right side
   1,995.25x = 5,511,836.00
5. Step 5: Solve for x
   x = 5,511,836.00/1,995.25
6. Step 6: Final answer
   x = 2,762.48