Finding the Fourth Proportional to 3,380.88, 4,667.67 and 2,320.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,380.88 : 4,667.67 = 2,320.38 : x
2. Step 2: Convert to fraction form
   3,380.88/4,667.67 = 2,320.38/x
3. Step 3: Cross multiply
   3,380.88x = 4,667.67 × 2,320.38
4. Step 4: Simplify right side
   3,380.88x = 10,830,768.11
5. Step 5: Solve for x
   x = 10,830,768.11/3,380.88
6. Step 6: Final answer
   x = 3,203.54