Finding the Fourth Proportional to 131,242.95, 196,895.61 and 42,496.38

Step by Step Solution

1. Step 1: Write the proportion equation
   131,242.95 : 196,895.61 = 42,496.38 : x
2. Step 2: Convert to fraction form
   131,242.95/196,895.61 = 42,496.38/x
3. Step 3: Cross multiply
   131,242.95x = 196,895.61 × 42,496.38
4. Step 4: Simplify right side
   131,242.95x = 8,367,350,662.89
5. Step 5: Solve for x
   x = 8,367,350,662.89/131,242.95
6. Step 6: Final answer
   x = 63,754.67