Finding the Fourth Proportional to 12,104.14, 18,159.72 and 4,313.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,104.14 : 18,159.72 = 4,313.56 : x
2. Step 2: Convert to fraction form
   12,104.14/18,159.72 = 4,313.56/x
3. Step 3: Cross multiply
   12,104.14x = 18,159.72 × 4,313.56
4. Step 4: Simplify right side
   12,104.14x = 78,333,041.80
5. Step 5: Solve for x
   x = 78,333,041.80/12,104.14
6. Step 6: Final answer
   x = 6,471.59