Finding the Fourth Proportional to 89,673.87, 123,745.16 and 49,386.27

Step by Step Solution

1. Step 1: Write the proportion equation
   89,673.87 : 123,745.16 = 49,386.27 : x
2. Step 2: Convert to fraction form
   89,673.87/123,745.16 = 49,386.27/x
3. Step 3: Cross multiply
   89,673.87x = 123,745.16 × 49,386.27
4. Step 4: Simplify right side
   89,673.87x = 6,111,311,636.02
5. Step 5: Solve for x
   x = 6,111,311,636.02/89,673.87
6. Step 6: Final answer
   x = 68,150.42