Finding the Fourth Proportional to 76,936.42, 106,177.60 and 42,951.59

Step by Step Solution

1. Step 1: Write the proportion equation
   76,936.42 : 106,177.60 = 42,951.59 : x
2. Step 2: Convert to fraction form
   76,936.42/106,177.60 = 42,951.59/x
3. Step 3: Cross multiply
   76,936.42x = 106,177.60 × 42,951.59
4. Step 4: Simplify right side
   76,936.42x = 4,560,496,742.38
5. Step 5: Solve for x
   x = 4,560,496,742.38/76,936.42
6. Step 6: Final answer
   x = 59,276.18