Finding the Fourth Proportional to 199,664.69, 275,542.94 and 109,026.41

Step by Step Solution

1. Step 1: Write the proportion equation
   199,664.69 : 275,542.94 = 109,026.41 : x
2. Step 2: Convert to fraction form
   199,664.69/275,542.94 = 109,026.41/x
3. Step 3: Cross multiply
   199,664.69x = 275,542.94 × 109,026.41
4. Step 4: Simplify right side
   199,664.69x = 30,041,456,443.90
5. Step 5: Solve for x
   x = 30,041,456,443.90/199,664.69
6. Step 6: Final answer
   x = 150,459.54