Finding the Fourth Proportional to 90,141.14, 124,383.98 and 49,849.43

Step by Step Solution

1. Step 1: Write the proportion equation
   90,141.14 : 124,383.98 = 49,849.43 : x
2. Step 2: Convert to fraction form
   90,141.14/124,383.98 = 49,849.43/x
3. Step 3: Cross multiply
   90,141.14x = 124,383.98 × 49,849.43
4. Step 4: Simplify right side
   90,141.14x = 6,200,470,006.84
5. Step 5: Solve for x
   x = 6,200,470,006.84/90,141.14
6. Step 6: Final answer
   x = 68,786.24