Finding the Fourth Proportional to 8,564.31, 12,847.94 and 2,941.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,564.31 : 12,847.94 = 2,941.72 : x
2. Step 2: Convert to fraction form
   8,564.31/12,847.94 = 2,941.72/x
3. Step 3: Cross multiply
   8,564.31x = 12,847.94 × 2,941.72
4. Step 4: Simplify right side
   8,564.31x = 37,795,010.76
5. Step 5: Solve for x
   x = 37,795,010.76/8,564.31
6. Step 6: Final answer
   x = 4,413.08