Finding the Fourth Proportional to 67,834.80, 93,658.38 and 42,379.92

Step by Step Solution

1. Step 1: Write the proportion equation
   67,834.80 : 93,658.38 = 42,379.92 : x
2. Step 2: Convert to fraction form
   67,834.80/93,658.38 = 42,379.92/x
3. Step 3: Cross multiply
   67,834.80x = 93,658.38 × 42,379.92
4. Step 4: Simplify right side
   67,834.80x = 3,969,234,651.73
5. Step 5: Solve for x
   x = 3,969,234,651.73/67,834.80
6. Step 6: Final answer
   x = 58,513.25