Finding the Fourth Proportional to 2,443.60, 3,372.23 and 1,448.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.60 : 3,372.23 = 1,448.72 : x
2. Step 2: Convert to fraction form
   2,443.60/3,372.23 = 1,448.72/x
3. Step 3: Cross multiply
   2,443.60x = 3,372.23 × 1,448.72
4. Step 4: Simplify right side
   2,443.60x = 4,885,417.05
5. Step 5: Solve for x
   x = 4,885,417.05/2,443.60
6. Step 6: Final answer
   x = 1,999.27