Finding the Fourth Proportional to 89,379.56, 123,338.34 and 49,085.48

Step by Step Solution

1. Step 1: Write the proportion equation
   89,379.56 : 123,338.34 = 49,085.48 : x
2. Step 2: Convert to fraction form
   89,379.56/123,338.34 = 49,085.48/x
3. Step 3: Cross multiply
   89,379.56x = 123,338.34 × 49,085.48
4. Step 4: Simplify right side
   89,379.56x = 6,054,121,621.30
5. Step 5: Solve for x
   x = 6,054,121,621.30/89,379.56
6. Step 6: Final answer
   x = 67,734.97