Finding the Fourth Proportional to 2,269.24, 3,397.30 and 1,329.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,269.24 : 3,397.30 = 1,329.34 : x
2. Step 2: Convert to fraction form
   2,269.24/3,397.30 = 1,329.34/x
3. Step 3: Cross multiply
   2,269.24x = 3,397.30 × 1,329.34
4. Step 4: Simplify right side
   2,269.24x = 4,516,166.78
5. Step 5: Solve for x
   x = 4,516,166.78/2,269.24
6. Step 6: Final answer
   x = 1,990.17