Finding the Fourth Proportional to 2,480.16, 3,719.43 and 1,018.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,480.16 : 3,719.43 = 1,018.92 : x
2. Step 2: Convert to fraction form
   2,480.16/3,719.43 = 1,018.92/x
3. Step 3: Cross multiply
   2,480.16x = 3,719.43 × 1,018.92
4. Step 4: Simplify right side
   2,480.16x = 3,789,801.62
5. Step 5: Solve for x
   x = 3,789,801.62/2,480.16
6. Step 6: Final answer
   x = 1,528.05