Finding the Fourth Proportional to 2,619.50, 3,928.03 and 1,524.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,619.50 : 3,928.03 = 1,524.17 : x
2. Step 2: Convert to fraction form
   2,619.50/3,928.03 = 1,524.17/x
3. Step 3: Cross multiply
   2,619.50x = 3,928.03 × 1,524.17
4. Step 4: Simplify right side
   2,619.50x = 5,986,991.49
5. Step 5: Solve for x
   x = 5,986,991.49/2,619.50
6. Step 6: Final answer
   x = 2,285.55