Finding the Fourth Proportional to 1,849.25, 2,551.86 and 1,009.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,849.25 : 2,551.86 = 1,009.79 : x
2. Step 2: Convert to fraction form
   1,849.25/2,551.86 = 1,009.79/x
3. Step 3: Cross multiply
   1,849.25x = 2,551.86 × 1,009.79
4. Step 4: Simplify right side
   1,849.25x = 2,576,843.31
5. Step 5: Solve for x
   x = 2,576,843.31/1,849.25
6. Step 6: Final answer
   x = 1,393.45