Finding the Fourth Proportional to 59,677.72, 82,365.78 and 34,185.40

Step by Step Solution

1. Step 1: Write the proportion equation
   59,677.72 : 82,365.78 = 34,185.40 : x
2. Step 2: Convert to fraction form
   59,677.72/82,365.78 = 34,185.40/x
3. Step 3: Cross multiply
   59,677.72x = 82,365.78 × 34,185.40
4. Step 4: Simplify right side
   59,677.72x = 2,815,707,135.61
5. Step 5: Solve for x
   x = 2,815,707,135.61/59,677.72
6. Step 6: Final answer
   x = 47,181.88