Finding the Fourth Proportional to 12,207.52, 18,314.72 and 3,442.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,207.52 : 18,314.72 = 3,442.48 : x
2. Step 2: Convert to fraction form
   12,207.52/18,314.72 = 3,442.48/x
3. Step 3: Cross multiply
   12,207.52x = 18,314.72 × 3,442.48
4. Step 4: Simplify right side
   12,207.52x = 63,048,057.31
5. Step 5: Solve for x
   x = 63,048,057.31/12,207.52
6. Step 6: Final answer
   x = 5,164.69