Finding the Fourth Proportional to 50,018.72, 74,944.78 and 35,196.49

Step by Step Solution

1. Step 1: Write the proportion equation
   50,018.72 : 74,944.78 = 35,196.49 : x
2. Step 2: Convert to fraction form
   50,018.72/74,944.78 = 35,196.49/x
3. Step 3: Cross multiply
   50,018.72x = 74,944.78 × 35,196.49
4. Step 4: Simplify right side
   50,018.72x = 2,637,793,205.51
5. Step 5: Solve for x
   x = 2,637,793,205.51/50,018.72
6. Step 6: Final answer
   x = 52,736.12