Finding the Fourth Proportional to 89,456.91, 123,444.32 and 49,169.67

Step by Step Solution

1. Step 1: Write the proportion equation
   89,456.91 : 123,444.32 = 49,169.67 : x
2. Step 2: Convert to fraction form
   89,456.91/123,444.32 = 49,169.67/x
3. Step 3: Cross multiply
   89,456.91x = 123,444.32 × 49,169.67
4. Step 4: Simplify right side
   89,456.91x = 6,069,716,231.93
5. Step 5: Solve for x
   x = 6,069,716,231.93/89,456.91
6. Step 6: Final answer
   x = 67,850.73