Finding the Fourth Proportional to 2,391.68, 3,300.33 and 1,447.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,391.68 : 3,300.33 = 1,447.99 : x
2. Step 2: Convert to fraction form
   2,391.68/3,300.33 = 1,447.99/x
3. Step 3: Cross multiply
   2,391.68x = 3,300.33 × 1,447.99
4. Step 4: Simplify right side
   2,391.68x = 4,778,836.59
5. Step 5: Solve for x
   x = 4,778,836.59/2,391.68
6. Step 6: Final answer
   x = 1,998.11