Finding the Fourth Proportional to 12,066.72, 18,097.62 and 3,300.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,066.72 : 18,097.62 = 3,300.96 : x
2. Step 2: Convert to fraction form
   12,066.72/18,097.62 = 3,300.96/x
3. Step 3: Cross multiply
   12,066.72x = 18,097.62 × 3,300.96
4. Step 4: Simplify right side
   12,066.72x = 59,739,519.72
5. Step 5: Solve for x
   x = 59,739,519.72/12,066.72
6. Step 6: Final answer
   x = 4,950.77