Finding the Fourth Proportional to 2,665.14, 3,997.53 and 2,484.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665.14 : 3,997.53 = 2,484.78 : x
2. Step 2: Convert to fraction form
   2,665.14/3,997.53 = 2,484.78/x
3. Step 3: Cross multiply
   2,665.14x = 3,997.53 × 2,484.78
4. Step 4: Simplify right side
   2,665.14x = 9,932,982.59
5. Step 5: Solve for x
   x = 9,932,982.59/2,665.14
6. Step 6: Final answer
   x = 3,727.00