Finding the Fourth Proportional to 8,272.98, 12,402.50 and 3,589.47

Step by Step Solution

1. Step 1: Write the proportion equation
   8,272.98 : 12,402.50 = 3,589.47 : x
2. Step 2: Convert to fraction form
   8,272.98/12,402.50 = 3,589.47/x
3. Step 3: Cross multiply
   8,272.98x = 12,402.50 × 3,589.47
4. Step 4: Simplify right side
   8,272.98x = 44,518,383.73
5. Step 5: Solve for x
   x = 44,518,383.73/8,272.98
6. Step 6: Final answer
   x = 5,381.18