Finding the Fourth Proportional to 12,009, 18,019.98 and 5,853

Step by Step Solution

1. Step 1: Write the proportion equation
   12,009 : 18,019.98 = 5,853 : x
2. Step 2: Convert to fraction form
   12,009/18,019.98 = 5,853/x
3. Step 3: Cross multiply
   12,009x = 18,019.98 × 5,853
4. Step 4: Simplify right side
   12,009x = 105,470,942.94
5. Step 5: Solve for x
   x = 105,470,942.94/12,009
6. Step 6: Final answer
   x = 8,782.66