Finding the Fourth Proportional to 1,294.54, 1,786.42 and 798.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,294.54 : 1,786.42 = 798.01 : x
2. Step 2: Convert to fraction form
   1,294.54/1,786.42 = 798.01/x
3. Step 3: Cross multiply
   1,294.54x = 1,786.42 × 798.01
4. Step 4: Simplify right side
   1,294.54x = 1,425,581.02
5. Step 5: Solve for x
   x = 1,425,581.02/1,294.54
6. Step 6: Final answer
   x = 1,101.23