Finding the Fourth Proportional to 52,072.87, 71,863.17 and 30,563.54

Step by Step Solution

1. Step 1: Write the proportion equation
   52,072.87 : 71,863.17 = 30,563.54 : x
2. Step 2: Convert to fraction form
   52,072.87/71,863.17 = 30,563.54/x
3. Step 3: Cross multiply
   52,072.87x = 71,863.17 × 30,563.54
4. Step 4: Simplify right side
   52,072.87x = 2,196,392,870.82
5. Step 5: Solve for x
   x = 2,196,392,870.82/52,072.87
6. Step 6: Final answer
   x = 42,179.22