Finding the Fourth Proportional to 1,796.28, 2,478.49 and 1,050.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,796.28 : 2,478.49 = 1,050.09 : x
2. Step 2: Convert to fraction form
   1,796.28/2,478.49 = 1,050.09/x
3. Step 3: Cross multiply
   1,796.28x = 2,478.49 × 1,050.09
4. Step 4: Simplify right side
   1,796.28x = 2,602,637.56
5. Step 5: Solve for x
   x = 2,602,637.56/1,796.28
6. Step 6: Final answer
   x = 1,448.91