Finding the Fourth Proportional to 2,391.23, 3,300.18 and 1,343.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,391.23 : 3,300.18 = 1,343.29 : x
2. Step 2: Convert to fraction form
   2,391.23/3,300.18 = 1,343.29/x
3. Step 3: Cross multiply
   2,391.23x = 3,300.18 × 1,343.29
4. Step 4: Simplify right side
   2,391.23x = 4,433,098.79
5. Step 5: Solve for x
   x = 4,433,098.79/2,391.23
6. Step 6: Final answer
   x = 1,853.90