Finding the Fourth Proportional to 89,399.49, 123,370.83 and 48,563.30

Step by Step Solution

1. Step 1: Write the proportion equation
   89,399.49 : 123,370.83 = 48,563.30 : x
2. Step 2: Convert to fraction form
   89,399.49/123,370.83 = 48,563.30/x
3. Step 3: Cross multiply
   89,399.49x = 123,370.83 × 48,563.30
4. Step 4: Simplify right side
   89,399.49x = 5,991,294,011.68
5. Step 5: Solve for x
   x = 5,991,294,011.68/89,399.49
6. Step 6: Final answer
   x = 67,017.09