Finding the Fourth Proportional to 67,868.27, 93,658.29 and 39,579.42

Step by Step Solution

1. Step 1: Write the proportion equation
   67,868.27 : 93,658.29 = 39,579.42 : x
2. Step 2: Convert to fraction form
   67,868.27/93,658.29 = 39,579.42/x
3. Step 3: Cross multiply
   67,868.27x = 93,658.29 × 39,579.42
4. Step 4: Simplify right side
   67,868.27x = 3,706,940,796.39
5. Step 5: Solve for x
   x = 3,706,940,796.39/67,868.27
6. Step 6: Final answer
   x = 54,619.64