Finding the Fourth Proportional to 12,223.27, 18,325.93 and 3,898.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,223.27 : 18,325.93 = 3,898.50 : x
2. Step 2: Convert to fraction form
   12,223.27/18,325.93 = 3,898.50/x
3. Step 3: Cross multiply
   12,223.27x = 18,325.93 × 3,898.50
4. Step 4: Simplify right side
   12,223.27x = 71,443,638.11
5. Step 5: Solve for x
   x = 71,443,638.11/12,223.27
6. Step 6: Final answer
   x = 5,844.89