Finding the Fourth Proportional to 105,926.14, 146,176.71 and 58,176.42

Step by Step Solution

1. Step 1: Write the proportion equation
   105,926.14 : 146,176.71 = 58,176.42 : x
2. Step 2: Convert to fraction form
   105,926.14/146,176.71 = 58,176.42/x
3. Step 3: Cross multiply
   105,926.14x = 146,176.71 × 58,176.42
4. Step 4: Simplify right side
   105,926.14x = 8,504,036,908.85
5. Step 5: Solve for x
   x = 8,504,036,908.85/105,926.14
6. Step 6: Final answer
   x = 80,282.70