Finding the Fourth Proportional to 8,189.31, 12,280.37 and 2,344.59

Step by Step Solution

1. Step 1: Write the proportion equation
   8,189.31 : 12,280.37 = 2,344.59 : x
2. Step 2: Convert to fraction form
   8,189.31/12,280.37 = 2,344.59/x
3. Step 3: Cross multiply
   8,189.31x = 12,280.37 × 2,344.59
4. Step 4: Simplify right side
   8,189.31x = 28,792,420.98
5. Step 5: Solve for x
   x = 28,792,420.98/8,189.31
6. Step 6: Final answer
   x = 3,515.85