Finding the Fourth Proportional to 15,039.05, 22,559.31 and 3,945.77

Step by Step Solution

1. Step 1: Write the proportion equation
   15,039.05 : 22,559.31 = 3,945.77 : x
2. Step 2: Convert to fraction form
   15,039.05/22,559.31 = 3,945.77/x
3. Step 3: Cross multiply
   15,039.05x = 22,559.31 × 3,945.77
4. Step 4: Simplify right side
   15,039.05x = 89,013,735.82
5. Step 5: Solve for x
   x = 89,013,735.82/15,039.05
6. Step 6: Final answer
   x = 5,918.84