Finding the Fourth Proportional to 89,616.52, 123,669.84 and 49,329.42

Step by Step Solution

1. Step 1: Write the proportion equation
   89,616.52 : 123,669.84 = 49,329.42 : x
2. Step 2: Convert to fraction form
   89,616.52/123,669.84 = 49,329.42/x
3. Step 3: Cross multiply
   89,616.52x = 123,669.84 × 49,329.42
4. Step 4: Simplify right side
   89,616.52x = 6,100,561,478.69
5. Step 5: Solve for x
   x = 6,100,561,478.69/89,616.52
6. Step 6: Final answer
   x = 68,074.07