Finding the Fourth Proportional to 12,308.54, 18,460.74 and 3,541.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,308.54 : 18,460.74 = 3,541.42 : x
2. Step 2: Convert to fraction form
   12,308.54/18,460.74 = 3,541.42/x
3. Step 3: Cross multiply
   12,308.54x = 18,460.74 × 3,541.42
4. Step 4: Simplify right side
   12,308.54x = 65,377,233.85
5. Step 5: Solve for x
   x = 65,377,233.85/12,308.54
6. Step 6: Final answer
   x = 5,311.53