Finding the Fourth Proportional to 113,443.04, 170,059.38 and 50,229.50

Step by Step Solution

1. Step 1: Write the proportion equation
   113,443.04 : 170,059.38 = 50,229.50 : x
2. Step 2: Convert to fraction form
   113,443.04/170,059.38 = 50,229.50/x
3. Step 3: Cross multiply
   113,443.04x = 170,059.38 × 50,229.50
4. Step 4: Simplify right side
   113,443.04x = 8,541,996,777.41
5. Step 5: Solve for x
   x = 8,541,996,777.41/113,443.04
6. Step 6: Final answer
   x = 75,297.67