Finding the Fourth Proportional to 131,227.10, 196,796.81 and 42,456.86

Step by Step Solution

1. Step 1: Write the proportion equation
   131,227.10 : 196,796.81 = 42,456.86 : x
2. Step 2: Convert to fraction form
   131,227.10/196,796.81 = 42,456.86/x
3. Step 3: Cross multiply
   131,227.10x = 196,796.81 × 42,456.86
4. Step 4: Simplify right side
   131,227.10x = 8,355,374,610.62
5. Step 5: Solve for x
   x = 8,355,374,610.62/131,227.10
6. Step 6: Final answer
   x = 63,671.11