Finding the Fourth Proportional to 12,235.25, 18,353.59 and 3,469.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,235.25 : 18,353.59 = 3,469.50 : x
2. Step 2: Convert to fraction form
   12,235.25/18,353.59 = 3,469.50/x
3. Step 3: Cross multiply
   12,235.25x = 18,353.59 × 3,469.50
4. Step 4: Simplify right side
   12,235.25x = 63,677,771.83
5. Step 5: Solve for x
   x = 63,677,771.83/12,235.25
6. Step 6: Final answer
   x = 5,204.45