Finding the Fourth Proportional to 12,218.35, 18,321.37 and 5,969.00

Step by Step Solution

1. Step 1: Write the proportion equation
   12,218.35 : 18,321.37 = 5,969.00 : x
2. Step 2: Convert to fraction form
   12,218.35/18,321.37 = 5,969.00/x
3. Step 3: Cross multiply
   12,218.35x = 18,321.37 × 5,969.00
4. Step 4: Simplify right side
   12,218.35x = 109,360,218.93
5. Step 5: Solve for x
   x = 109,360,218.93/12,218.35
6. Step 6: Final answer
   x = 8,950.49