Finding the Fourth Proportional to 1,426.79, 1,968.99 and 797.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426.79 : 1,968.99 = 797.37 : x
2. Step 2: Convert to fraction form
   1,426.79/1,968.99 = 797.37/x
3. Step 3: Cross multiply
   1,426.79x = 1,968.99 × 797.37
4. Step 4: Simplify right side
   1,426.79x = 1,570,013.56
5. Step 5: Solve for x
   x = 1,570,013.56/1,426.79
6. Step 6: Final answer
   x = 1,100.39