Finding the Fourth Proportional to 8,441.34, 12,661.40 and 3,697.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,441.34 : 12,661.40 = 3,697.98 : x
2. Step 2: Convert to fraction form
   8,441.34/12,661.40 = 3,697.98/x
3. Step 3: Cross multiply
   8,441.34x = 12,661.40 × 3,697.98
4. Step 4: Simplify right side
   8,441.34x = 46,821,585.48
5. Step 5: Solve for x
   x = 46,821,585.48/8,441.34
6. Step 6: Final answer
   x = 5,546.70