Finding the Fourth Proportional to 89,661.94, 123,731.15 and 49,375.27

Step by Step Solution

1. Step 1: Write the proportion equation
   89,661.94 : 123,731.15 = 49,375.27 : x
2. Step 2: Convert to fraction form
   89,661.94/123,731.15 = 49,375.27/x
3. Step 3: Cross multiply
   89,661.94x = 123,731.15 × 49,375.27
4. Step 4: Simplify right side
   89,661.94x = 6,109,258,846.45
5. Step 5: Solve for x
   x = 6,109,258,846.45/89,661.94
6. Step 6: Final answer
   x = 68,136.59