Finding the Fourth Proportional to 199,383.48, 275,147.82 and 109,959.48

Step by Step Solution

1. Step 1: Write the proportion equation
   199,383.48 : 275,147.82 = 109,959.48 : x
2. Step 2: Convert to fraction form
   199,383.48/275,147.82 = 109,959.48/x
3. Step 3: Cross multiply
   199,383.48x = 275,147.82 × 109,959.48
4. Step 4: Simplify right side
   199,383.48x = 30,255,111,210.33
5. Step 5: Solve for x
   x = 30,255,111,210.33/199,383.48
6. Step 6: Final answer
   x = 151,743.32