Finding the Fourth Proportional to 9,307.85, 13,958.81 and 3,066.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,307.85 : 13,958.81 = 3,066.48 : x
2. Step 2: Convert to fraction form
   9,307.85/13,958.81 = 3,066.48/x
3. Step 3: Cross multiply
   9,307.85x = 13,958.81 × 3,066.48
4. Step 4: Simplify right side
   9,307.85x = 42,804,411.69
5. Step 5: Solve for x
   x = 42,804,411.69/9,307.85
6. Step 6: Final answer
   x = 4,598.74