Finding the Fourth Proportional to 3,783.06, 5,219.82 and 2,385

Step by Step Solution

1. Step 1: Write the proportion equation
   3,783.06 : 5,219.82 = 2,385 : x
2. Step 2: Convert to fraction form
   3,783.06/5,219.82 = 2,385/x
3. Step 3: Cross multiply
   3,783.06x = 5,219.82 × 2,385
4. Step 4: Simplify right side
   3,783.06x = 12,449,270.70
5. Step 5: Solve for x
   x = 12,449,270.70/3,783.06
6. Step 6: Final answer
   x = 3,290.79