Finding the Fourth Proportional to 9,072.05, 13,613.33 and 3,806.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,072.05 : 13,613.33 = 3,806.59 : x
2. Step 2: Convert to fraction form
   9,072.05/13,613.33 = 3,806.59/x
3. Step 3: Cross multiply
   9,072.05x = 13,613.33 × 3,806.59
4. Step 4: Simplify right side
   9,072.05x = 51,820,365.84
5. Step 5: Solve for x
   x = 51,820,365.84/9,072.05
6. Step 6: Final answer
   x = 5,712.09