Finding the Fourth Proportional to 131,436.82, 197,211.72 and 42,717.52

Step by Step Solution

1. Step 1: Write the proportion equation
   131,436.82 : 197,211.72 = 42,717.52 : x
2. Step 2: Convert to fraction form
   131,436.82/197,211.72 = 42,717.52/x
3. Step 3: Cross multiply
   131,436.82x = 197,211.72 × 42,717.52
4. Step 4: Simplify right side
   131,436.82x = 8,424,395,593.33
5. Step 5: Solve for x
   x = 8,424,395,593.33/131,436.82
6. Step 6: Final answer
   x = 64,094.64