Finding the Fourth Proportional to 89,949, 124,131.42 and 49,662.84

Step by Step Solution

1. Step 1: Write the proportion equation
   89,949 : 124,131.42 = 49,662.84 : x
2. Step 2: Convert to fraction form
   89,949/124,131.42 = 49,662.84/x
3. Step 3: Cross multiply
   89,949x = 124,131.42 × 49,662.84
4. Step 4: Simplify right side
   89,949x = 6,164,718,850.43
5. Step 5: Solve for x
   x = 6,164,718,850.43/89,949
6. Step 6: Final answer
   x = 68,535.71