Finding the Fourth Proportional to 12,208.35, 18,315.96 and 3,443.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,208.35 : 18,315.96 = 3,443.34 : x
2. Step 2: Convert to fraction form
   12,208.35/18,315.96 = 3,443.34/x
3. Step 3: Cross multiply
   12,208.35x = 18,315.96 × 3,443.34
4. Step 4: Simplify right side
   12,208.35x = 63,068,077.71
5. Step 5: Solve for x
   x = 63,068,077.71/12,208.35
6. Step 6: Final answer
   x = 5,165.98