Finding the Fourth Proportional to 12,069.46, 18,105.18 and 3,305.08

Step by Step Solution

1. Step 1: Write the proportion equation
   12,069.46 : 18,105.18 = 3,305.08 : x
2. Step 2: Convert to fraction form
   12,069.46/18,105.18 = 3,305.08/x
3. Step 3: Cross multiply
   12,069.46x = 18,105.18 × 3,305.08
4. Step 4: Simplify right side
   12,069.46x = 59,839,068.31
5. Step 5: Solve for x
   x = 59,839,068.31/12,069.46
6. Step 6: Final answer
   x = 4,957.89