Finding the Fourth Proportional to 131,356.89, 197,016.84 and 42,611.16

Step by Step Solution

1. Step 1: Write the proportion equation
   131,356.89 : 197,016.84 = 42,611.16 : x
2. Step 2: Convert to fraction form
   131,356.89/197,016.84 = 42,611.16/x
3. Step 3: Cross multiply
   131,356.89x = 197,016.84 × 42,611.16
4. Step 4: Simplify right side
   131,356.89x = 8,395,116,091.93
5. Step 5: Solve for x
   x = 8,395,116,091.93/131,356.89
6. Step 6: Final answer
   x = 63,910.74