Finding the Fourth Proportional to 12,271.48, 18,404.58 and 3,504.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,271.48 : 18,404.58 = 3,504.04 : x
2. Step 2: Convert to fraction form
   12,271.48/18,404.58 = 3,504.04/x
3. Step 3: Cross multiply
   12,271.48x = 18,404.58 × 3,504.04
4. Step 4: Simplify right side
   12,271.48x = 64,490,384.50
5. Step 5: Solve for x
   x = 64,490,384.50/12,271.48
6. Step 6: Final answer
   x = 5,255.31