Finding the Fourth Proportional to 3,359.39, 4,639.86 and 2,238.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,359.39 : 4,639.86 = 2,238.50 : x
2. Step 2: Convert to fraction form
   3,359.39/4,639.86 = 2,238.50/x
3. Step 3: Cross multiply
   3,359.39x = 4,639.86 × 2,238.50
4. Step 4: Simplify right side
   3,359.39x = 10,386,326.61
5. Step 5: Solve for x
   x = 10,386,326.61/3,359.39
6. Step 6: Final answer
   x = 3,091.73