Finding the Fourth Proportional to 12,269.37, 18,403.68 and 3,504.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,269.37 : 18,403.68 = 3,504.30 : x
2. Step 2: Convert to fraction form
   12,269.37/18,403.68 = 3,504.30/x
3. Step 3: Cross multiply
   12,269.37x = 18,403.68 × 3,504.30
4. Step 4: Simplify right side
   12,269.37x = 64,492,015.82
5. Step 5: Solve for x
   x = 64,492,015.82/12,269.37
6. Step 6: Final answer
   x = 5,256.34