Finding the Fourth Proportional to 2,397.33, 3,590.78 and 1,299.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,397.33 : 3,590.78 = 1,299.38 : x
2. Step 2: Convert to fraction form
   2,397.33/3,590.78 = 1,299.38/x
3. Step 3: Cross multiply
   2,397.33x = 3,590.78 × 1,299.38
4. Step 4: Simplify right side
   2,397.33x = 4,665,763.27
5. Step 5: Solve for x
   x = 4,665,763.27/2,397.33
6. Step 6: Final answer
   x = 1,946.23