Finding the Fourth Proportional to 1,269.49, 1,752.72 and 798.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,269.49 : 1,752.72 = 798.04 : x
2. Step 2: Convert to fraction form
   1,269.49/1,752.72 = 798.04/x
3. Step 3: Cross multiply
   1,269.49x = 1,752.72 × 798.04
4. Step 4: Simplify right side
   1,269.49x = 1,398,740.67
5. Step 5: Solve for x
   x = 1,398,740.67/1,269.49
6. Step 6: Final answer
   x = 1,101.81