Finding the Fourth Proportional to 89,671.41, 123,745.61 and 49,384.33

Step by Step Solution

1. Step 1: Write the proportion equation
   89,671.41 : 123,745.61 = 49,384.33 : x
2. Step 2: Convert to fraction form
   89,671.41/123,745.61 = 49,384.33/x
3. Step 3: Cross multiply
   89,671.41x = 123,745.61 × 49,384.33
4. Step 4: Simplify right side
   89,671.41x = 6,111,093,854.39
5. Step 5: Solve for x
   x = 6,111,093,854.39/89,671.41
6. Step 6: Final answer
   x = 68,149.86