Finding the Fourth Proportional to 89,198.09, 123,093.30 and 48,912.54

Step by Step Solution

1. Step 1: Write the proportion equation
   89,198.09 : 123,093.30 = 48,912.54 : x
2. Step 2: Convert to fraction form
   89,198.09/123,093.30 = 48,912.54/x
3. Step 3: Cross multiply
   89,198.09x = 123,093.30 × 48,912.54
4. Step 4: Simplify right side
   89,198.09x = 6,020,805,959.98
5. Step 5: Solve for x
   x = 6,020,805,959.98/89,198.09
6. Step 6: Final answer
   x = 67,499.27