Finding the Fourth Proportional to 12,066.28, 18,099.44 and 3,300.54

Step by Step Solution

1. Step 1: Write the proportion equation
   12,066.28 : 18,099.44 = 3,300.54 : x
2. Step 2: Convert to fraction form
   12,066.28/18,099.44 = 3,300.54/x
3. Step 3: Cross multiply
   12,066.28x = 18,099.44 × 3,300.54
4. Step 4: Simplify right side
   12,066.28x = 59,737,925.70
5. Step 5: Solve for x
   x = 59,737,925.70/12,066.28
6. Step 6: Final answer
   x = 4,950.82