Finding the Fourth Proportional to 12,323.42, 18,487.83 and 4,004.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,323.42 : 18,487.83 = 4,004.31 : x
2. Step 2: Convert to fraction form
   12,323.42/18,487.83 = 4,004.31/x
3. Step 3: Cross multiply
   12,323.42x = 18,487.83 × 4,004.31
4. Step 4: Simplify right side
   12,323.42x = 74,031,086.89
5. Step 5: Solve for x
   x = 74,031,086.89/12,323.42
6. Step 6: Final answer
   x = 6,007.35