Finding the Fourth Proportional to 3,862.83, 5,780.39 and 3,344.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,862.83 : 5,780.39 = 3,344.61 : x
2. Step 2: Convert to fraction form
   3,862.83/5,780.39 = 3,344.61/x
3. Step 3: Cross multiply
   3,862.83x = 5,780.39 × 3,344.61
4. Step 4: Simplify right side
   3,862.83x = 19,333,133.47
5. Step 5: Solve for x
   x = 19,333,133.47/3,862.83
6. Step 6: Final answer
   x = 5,004.91