Finding the Fourth Proportional to 2,017.16, 3,025.02 and 919.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017.16 : 3,025.02 = 919.52 : x
2. Step 2: Convert to fraction form
   2,017.16/3,025.02 = 919.52/x
3. Step 3: Cross multiply
   2,017.16x = 3,025.02 × 919.52
4. Step 4: Simplify right side
   2,017.16x = 2,781,566.39
5. Step 5: Solve for x
   x = 2,781,566.39/2,017.16
6. Step 6: Final answer
   x = 1,378.95