Finding the Fourth Proportional to 67,945.80, 101,960.16 and 42,951.42

Step by Step Solution

1. Step 1: Write the proportion equation
   67,945.80 : 101,960.16 = 42,951.42 : x
2. Step 2: Convert to fraction form
   67,945.80/101,960.16 = 42,951.42/x
3. Step 3: Cross multiply
   67,945.80x = 101,960.16 × 42,951.42
4. Step 4: Simplify right side
   67,945.80x = 4,379,333,655.43
5. Step 5: Solve for x
   x = 4,379,333,655.43/67,945.80
6. Step 6: Final answer
   x = 64,453.34