Finding the Fourth Proportional to 9,306.07, 13,958.29 and 3,066.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,306.07 : 13,958.29 = 3,066.03 : x
2. Step 2: Convert to fraction form
   9,306.07/13,958.29 = 3,066.03/x
3. Step 3: Cross multiply
   9,306.07x = 13,958.29 × 3,066.03
4. Step 4: Simplify right side
   9,306.07x = 42,796,535.89
5. Step 5: Solve for x
   x = 42,796,535.89/9,306.07
6. Step 6: Final answer
   x = 4,598.78