Finding the Fourth Proportional to 271,288.89, 374,383.17 and 150,435.27

Step by Step Solution

1. Step 1: Write the proportion equation
   271,288.89 : 374,383.17 = 150,435.27 : x
2. Step 2: Convert to fraction form
   271,288.89/374,383.17 = 150,435.27/x
3. Step 3: Cross multiply
   271,288.89x = 374,383.17 × 150,435.27
4. Step 4: Simplify right side
   271,288.89x = 56,320,433,262.41
5. Step 5: Solve for x
   x = 56,320,433,262.41/271,288.89
6. Step 6: Final answer
   x = 207,603.17