Finding the Fourth Proportional to 89,694.82, 123,769.56 and 55,234.08

Step by Step Solution

1. Step 1: Write the proportion equation
   89,694.82 : 123,769.56 = 55,234.08 : x
2. Step 2: Convert to fraction form
   89,694.82/123,769.56 = 55,234.08/x
3. Step 3: Cross multiply
   89,694.82x = 123,769.56 × 55,234.08
4. Step 4: Simplify right side
   89,694.82x = 6,836,297,778.60
5. Step 5: Solve for x
   x = 6,836,297,778.60/89,694.82
6. Step 6: Final answer
   x = 76,217.31