Finding the Fourth Proportional to 1,662.48, 2,493.67 and 1,442.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662.48 : 2,493.67 = 1,442.75 : x
2. Step 2: Convert to fraction form
   1,662.48/2,493.67 = 1,442.75/x
3. Step 3: Cross multiply
   1,662.48x = 2,493.67 × 1,442.75
4. Step 4: Simplify right side
   1,662.48x = 3,597,742.39
5. Step 5: Solve for x
   x = 3,597,742.39/1,662.48
6. Step 6: Final answer
   x = 2,164.09