Finding the Fourth Proportional to 89,923.25, 124,100.96 and 49,644.78

Step by Step Solution

1. Step 1: Write the proportion equation
   89,923.25 : 124,100.96 = 49,644.78 : x
2. Step 2: Convert to fraction form
   89,923.25/124,100.96 = 49,644.78/x
3. Step 3: Cross multiply
   89,923.25x = 124,100.96 × 49,644.78
4. Step 4: Simplify right side
   89,923.25x = 6,160,964,608.76
5. Step 5: Solve for x
   x = 6,160,964,608.76/89,923.25
6. Step 6: Final answer
   x = 68,513.59