Finding the Fourth Proportional to 54,116.82, 74,684.52 and 30,245.40

Step by Step Solution

1. Step 1: Write the proportion equation
   54,116.82 : 74,684.52 = 30,245.40 : x
2. Step 2: Convert to fraction form
   54,116.82/74,684.52 = 30,245.40/x
3. Step 3: Cross multiply
   54,116.82x = 74,684.52 × 30,245.40
4. Step 4: Simplify right side
   54,116.82x = 2,258,863,107.92
5. Step 5: Solve for x
   x = 2,258,863,107.92/54,116.82
6. Step 6: Final answer
   x = 41,740.50