Finding the Fourth Proportional to 196,411.35, 271,040.01 and 120,058.28

Step by Step Solution

1. Step 1: Write the proportion equation
   196,411.35 : 271,040.01 = 120,058.28 : x
2. Step 2: Convert to fraction form
   196,411.35/271,040.01 = 120,058.28/x
3. Step 3: Cross multiply
   196,411.35x = 271,040.01 × 120,058.28
4. Step 4: Simplify right side
   196,411.35x = 32,540,597,411.78
5. Step 5: Solve for x
   x = 32,540,597,411.78/196,411.35
6. Step 6: Final answer
   x = 165,675.75