Finding the Fourth Proportional to 89,340.75, 123,289.37 and 49,054.16

Step by Step Solution

1. Step 1: Write the proportion equation
   89,340.75 : 123,289.37 = 49,054.16 : x
2. Step 2: Convert to fraction form
   89,340.75/123,289.37 = 49,054.16/x
3. Step 3: Cross multiply
   89,340.75x = 123,289.37 × 49,054.16
4. Step 4: Simplify right side
   89,340.75x = 6,047,855,620.56
5. Step 5: Solve for x
   x = 6,047,855,620.56/89,340.75
6. Step 6: Final answer
   x = 67,694.26