Finding the Fourth Proportional to 2,391.47, 3,300.23 and 1,343.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,391.47 : 3,300.23 = 1,343.54 : x
2. Step 2: Convert to fraction form
   2,391.47/3,300.23 = 1,343.54/x
3. Step 3: Cross multiply
   2,391.47x = 3,300.23 × 1,343.54
4. Step 4: Simplify right side
   2,391.47x = 4,433,991.01
5. Step 5: Solve for x
   x = 4,433,991.01/2,391.47
6. Step 6: Final answer
   x = 1,854.09