Finding the Fourth Proportional to 89,362.56, 123,323.50 and 49,077.42

Step by Step Solution

1. Step 1: Write the proportion equation
   89,362.56 : 123,323.50 = 49,077.42 : x
2. Step 2: Convert to fraction form
   89,362.56/123,323.50 = 49,077.42/x
3. Step 3: Cross multiply
   89,362.56x = 123,323.50 × 49,077.42
4. Step 4: Simplify right side
   89,362.56x = 6,052,399,205.37
5. Step 5: Solve for x
   x = 6,052,399,205.37/89,362.56
6. Step 6: Final answer
   x = 67,728.58