Finding the Fourth Proportional to 50,951.42, 76,355.92 and 43,415.62

Step by Step Solution

1. Step 1: Write the proportion equation
   50,951.42 : 76,355.92 = 43,415.62 : x
2. Step 2: Convert to fraction form
   50,951.42/76,355.92 = 43,415.62/x
3. Step 3: Cross multiply
   50,951.42x = 76,355.92 × 43,415.62
4. Step 4: Simplify right side
   50,951.42x = 3,315,039,607.47
5. Step 5: Solve for x
   x = 3,315,039,607.47/50,951.42
6. Step 6: Final answer
   x = 65,062.75