Finding the Fourth Proportional to 15,039.16, 22,558.82 and 3,945.74

Step by Step Solution

1. Step 1: Write the proportion equation
   15,039.16 : 22,558.82 = 3,945.74 : x
2. Step 2: Convert to fraction form
   15,039.16/22,558.82 = 3,945.74/x
3. Step 3: Cross multiply
   15,039.16x = 22,558.82 × 3,945.74
4. Step 4: Simplify right side
   15,039.16x = 89,011,238.43
5. Step 5: Solve for x
   x = 89,011,238.43/15,039.16
6. Step 6: Final answer
   x = 5,918.63