Finding the Fourth Proportional to 2,288.35, 3,158.12 and 1,448.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,288.35 : 3,158.12 = 1,448.96 : x
2. Step 2: Convert to fraction form
   2,288.35/3,158.12 = 1,448.96/x
3. Step 3: Cross multiply
   2,288.35x = 3,158.12 × 1,448.96
4. Step 4: Simplify right side
   2,288.35x = 4,575,982.31
5. Step 5: Solve for x
   x = 4,575,982.31/2,288.35
6. Step 6: Final answer
   x = 1,999.69