Finding the Fourth Proportional to 89,734.23, 134,624.73 and 33,578.76

Step by Step Solution

1. Step 1: Write the proportion equation
   89,734.23 : 134,624.73 = 33,578.76 : x
2. Step 2: Convert to fraction form
   89,734.23/134,624.73 = 33,578.76/x
3. Step 3: Cross multiply
   89,734.23x = 134,624.73 × 33,578.76
4. Step 4: Simplify right side
   89,734.23x = 4,520,531,498.73
5. Step 5: Solve for x
   x = 4,520,531,498.73/89,734.23
6. Step 6: Final answer
   x = 50,376.89