Finding the Fourth Proportional to 12,071.28, 18,104.82 and 3,304.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,071.28 : 18,104.82 = 3,304.10 : x
2. Step 2: Convert to fraction form
   12,071.28/18,104.82 = 3,304.10/x
3. Step 3: Cross multiply
   12,071.28x = 18,104.82 × 3,304.10
4. Step 4: Simplify right side
   12,071.28x = 59,820,135.76
5. Step 5: Solve for x
   x = 59,820,135.76/12,071.28
6. Step 6: Final answer
   x = 4,955.58