Finding the Fourth Proportional to 2,317.76, 3,198.59 and 1,269.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,317.76 : 3,198.59 = 1,269.82 : x
2. Step 2: Convert to fraction form
   2,317.76/3,198.59 = 1,269.82/x
3. Step 3: Cross multiply
   2,317.76x = 3,198.59 × 1,269.82
4. Step 4: Simplify right side
   2,317.76x = 4,061,633.55
5. Step 5: Solve for x
   x = 4,061,633.55/2,317.76
6. Step 6: Final answer
   x = 1,752.40