Finding the Fourth Proportional to 12,369.10, 18,555.59 and 4,047.16

Step by Step Solution

1. Step 1: Write the proportion equation
   12,369.10 : 18,555.59 = 4,047.16 : x
2. Step 2: Convert to fraction form
   12,369.10/18,555.59 = 4,047.16/x
3. Step 3: Cross multiply
   12,369.10x = 18,555.59 × 4,047.16
4. Step 4: Simplify right side
   12,369.10x = 75,097,441.62
5. Step 5: Solve for x
   x = 75,097,441.62/12,369.10
6. Step 6: Final answer
   x = 6,071.37