Finding the Fourth Proportional to 2,913.57, 4,017.25 and 2,380.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,913.57 : 4,017.25 = 2,380.49 : x
2. Step 2: Convert to fraction form
   2,913.57/4,017.25 = 2,380.49/x
3. Step 3: Cross multiply
   2,913.57x = 4,017.25 × 2,380.49
4. Step 4: Simplify right side
   2,913.57x = 9,563,008.02
5. Step 5: Solve for x
   x = 9,563,008.02/2,913.57
6. Step 6: Final answer
   x = 3,282.23