Finding the Fourth Proportional to 2,662.12, 3,992.64 and 1,493.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,662.12 : 3,992.64 = 1,493.29 : x
2. Step 2: Convert to fraction form
   2,662.12/3,992.64 = 1,493.29/x
3. Step 3: Cross multiply
   2,662.12x = 3,992.64 × 1,493.29
4. Step 4: Simplify right side
   2,662.12x = 5,962,169.39
5. Step 5: Solve for x
   x = 5,962,169.39/2,662.12
6. Step 6: Final answer
   x = 2,239.63