Finding the Fourth Proportional to 67,428.56, 93,086.39 and 49,258.88

Step by Step Solution

1. Step 1: Write the proportion equation
   67,428.56 : 93,086.39 = 49,258.88 : x
2. Step 2: Convert to fraction form
   67,428.56/93,086.39 = 49,258.88/x
3. Step 3: Cross multiply
   67,428.56x = 93,086.39 × 49,258.88
4. Step 4: Simplify right side
   67,428.56x = 4,585,330,602.92
5. Step 5: Solve for x
   x = 4,585,330,602.92/67,428.56
6. Step 6: Final answer
   x = 68,002.79