Finding the Fourth Proportional to 8,423.56, 12,633.18 and 3,494.60

Step by Step Solution

1. Step 1: Write the proportion equation
   8,423.56 : 12,633.18 = 3,494.60 : x
2. Step 2: Convert to fraction form
   8,423.56/12,633.18 = 3,494.60/x
3. Step 3: Cross multiply
   8,423.56x = 12,633.18 × 3,494.60
4. Step 4: Simplify right side
   8,423.56x = 44,147,910.83
5. Step 5: Solve for x
   x = 44,147,910.83/8,423.56
6. Step 6: Final answer
   x = 5,241.00