Finding the Fourth Proportional to 2,392.79, 3,302.39 and 1,448.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,392.79 : 3,302.39 = 1,448.69 : x
2. Step 2: Convert to fraction form
   2,392.79/3,302.39 = 1,448.69/x
3. Step 3: Cross multiply
   2,392.79x = 3,302.39 × 1,448.69
4. Step 4: Simplify right side
   2,392.79x = 4,784,132.13
5. Step 5: Solve for x
   x = 4,784,132.13/2,392.79
6. Step 6: Final answer
   x = 1,999.39