Finding the Fourth Proportional to 2,481.78, 3,424.38 and 1,487.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,481.78 : 3,424.38 = 1,487.16 : x
2. Step 2: Convert to fraction form
   2,481.78/3,424.38 = 1,487.16/x
3. Step 3: Cross multiply
   2,481.78x = 3,424.38 × 1,487.16
4. Step 4: Simplify right side
   2,481.78x = 5,092,600.96
5. Step 5: Solve for x
   x = 5,092,600.96/2,481.78
6. Step 6: Final answer
   x = 2,052.00