Finding the Fourth Proportional to 89,936.38, 124,113.24 and 49,649.42

Step by Step Solution

1. Step 1: Write the proportion equation
   89,936.38 : 124,113.24 = 49,649.42 : x
2. Step 2: Convert to fraction form
   89,936.38/124,113.24 = 49,649.42/x
3. Step 3: Cross multiply
   89,936.38x = 124,113.24 × 49,649.42
4. Step 4: Simplify right side
   89,936.38x = 6,162,150,380.32
5. Step 5: Solve for x
   x = 6,162,150,380.32/89,936.38
6. Step 6: Final answer
   x = 68,516.77