Finding the Fourth Proportional to 12,214.17, 18,323.69 and 3,893.92

Step by Step Solution

1. Step 1: Write the proportion equation
   12,214.17 : 18,323.69 = 3,893.92 : x
2. Step 2: Convert to fraction form
   12,214.17/18,323.69 = 3,893.92/x
3. Step 3: Cross multiply
   12,214.17x = 18,323.69 × 3,893.92
4. Step 4: Simplify right side
   12,214.17x = 71,350,917.69
5. Step 5: Solve for x
   x = 71,350,917.69/12,214.17
6. Step 6: Final answer
   x = 5,841.65