Finding the Fourth Proportional to 2,480.24, 3,721.12 and 1,019.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,480.24 : 3,721.12 = 1,019.50 : x
2. Step 2: Convert to fraction form
   2,480.24/3,721.12 = 1,019.50/x
3. Step 3: Cross multiply
   2,480.24x = 3,721.12 × 1,019.50
4. Step 4: Simplify right side
   2,480.24x = 3,793,681.84
5. Step 5: Solve for x
   x = 3,793,681.84/2,480.24
6. Step 6: Final answer
   x = 1,529.56