Finding the Fourth Proportional to 67,940.11, 93,760.04 and 39,258.82

Step by Step Solution

1. Step 1: Write the proportion equation
   67,940.11 : 93,760.04 = 39,258.82 : x
2. Step 2: Convert to fraction form
   67,940.11/93,760.04 = 39,258.82/x
3. Step 3: Cross multiply
   67,940.11x = 93,760.04 × 39,258.82
4. Step 4: Simplify right side
   67,940.11x = 3,680,908,162.90
5. Step 5: Solve for x
   x = 3,680,908,162.90/67,940.11
6. Step 6: Final answer
   x = 54,178.72