Finding the Fourth Proportional to 12,308.56, 18,460.84 and 3,541.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,308.56 : 18,460.84 = 3,541.48 : x
2. Step 2: Convert to fraction form
   12,308.56/18,460.84 = 3,541.48/x
3. Step 3: Cross multiply
   12,308.56x = 18,460.84 × 3,541.48
4. Step 4: Simplify right side
   12,308.56x = 65,378,695.64
5. Step 5: Solve for x
   x = 65,378,695.64/12,308.56
6. Step 6: Final answer
   x = 5,311.64