Finding the Fourth Proportional to 89,829.47, 123,958.89 and 49,543.49

Step by Step Solution

1. Step 1: Write the proportion equation
   89,829.47 : 123,958.89 = 49,543.49 : x
2. Step 2: Convert to fraction form
   89,829.47/123,958.89 = 49,543.49/x
3. Step 3: Cross multiply
   89,829.47x = 123,958.89 × 49,543.49
4. Step 4: Simplify right side
   89,829.47x = 6,141,355,407.33
5. Step 5: Solve for x
   x = 6,141,355,407.33/89,829.47
6. Step 6: Final answer
   x = 68,366.83