Finding the Fourth Proportional to 12,267.63, 18,404.16 and 4,476.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,267.63 : 18,404.16 = 4,476.42 : x
2. Step 2: Convert to fraction form
   12,267.63/18,404.16 = 4,476.42/x
3. Step 3: Cross multiply
   12,267.63x = 18,404.16 × 4,476.42
4. Step 4: Simplify right side
   12,267.63x = 82,384,749.91
5. Step 5: Solve for x
   x = 82,384,749.91/12,267.63
6. Step 6: Final answer
   x = 6,715.62