Finding the Fourth Proportional to 2,317.49, 3,198.12 and 1,269.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,317.49 : 3,198.12 = 1,269.53 : x
2. Step 2: Convert to fraction form
   2,317.49/3,198.12 = 1,269.53/x
3. Step 3: Cross multiply
   2,317.49x = 3,198.12 × 1,269.53
4. Step 4: Simplify right side
   2,317.49x = 4,060,109.28
5. Step 5: Solve for x
   x = 4,060,109.28/2,317.49
6. Step 6: Final answer
   x = 1,751.94