Finding the Fourth Proportional to 39,940.37, 55,117.89 and 22,035.37

Step by Step Solution

1. Step 1: Write the proportion equation
   39,940.37 : 55,117.89 = 22,035.37 : x
2. Step 2: Convert to fraction form
   39,940.37/55,117.89 = 22,035.37/x
3. Step 3: Cross multiply
   39,940.37x = 55,117.89 × 22,035.37
4. Step 4: Simplify right side
   39,940.37x = 1,214,542,824.18
5. Step 5: Solve for x
   x = 1,214,542,824.18/39,940.37
6. Step 6: Final answer
   x = 30,408.91