Finding the Fourth Proportional to 1,900.54, 2,851.52 and 804.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,900.54 : 2,851.52 = 804.61 : x
2. Step 2: Convert to fraction form
   1,900.54/2,851.52 = 804.61/x
3. Step 3: Cross multiply
   1,900.54x = 2,851.52 × 804.61
4. Step 4: Simplify right side
   1,900.54x = 2,294,361.51
5. Step 5: Solve for x
   x = 2,294,361.51/1,900.54
6. Step 6: Final answer
   x = 1,207.22