Finding the Fourth Proportional to 2,379.38, 3,283.54 and 1,447.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,379.38 : 3,283.54 = 1,447.88 : x
2. Step 2: Convert to fraction form
   2,379.38/3,283.54 = 1,447.88/x
3. Step 3: Cross multiply
   2,379.38x = 3,283.54 × 1,447.88
4. Step 4: Simplify right side
   2,379.38x = 4,754,151.86
5. Step 5: Solve for x
   x = 4,754,151.86/2,379.38
6. Step 6: Final answer
   x = 1,998.07