Finding the Fourth Proportional to 12,404.92, 18,609.30 and 4,195

Step by Step Solution

1. Step 1: Write the proportion equation
   12,404.92 : 18,609.30 = 4,195 : x
2. Step 2: Convert to fraction form
   12,404.92/18,609.30 = 4,195/x
3. Step 3: Cross multiply
   12,404.92x = 18,609.30 × 4,195
4. Step 4: Simplify right side
   12,404.92x = 78,066,013.50
5. Step 5: Solve for x
   x = 78,066,013.50/12,404.92
6. Step 6: Final answer
   x = 6,293.15