Finding the Fourth Proportional to 89,456.58, 123,449.04 and 49,169.30

Step by Step Solution

1. Step 1: Write the proportion equation
   89,456.58 : 123,449.04 = 49,169.30 : x
2. Step 2: Convert to fraction form
   89,456.58/123,449.04 = 49,169.30/x
3. Step 3: Cross multiply
   89,456.58x = 123,449.04 × 49,169.30
4. Step 4: Simplify right side
   89,456.58x = 6,069,902,265.23
5. Step 5: Solve for x
   x = 6,069,902,265.23/89,456.58
6. Step 6: Final answer
   x = 67,853.06