Finding the Fourth Proportional to 89,578.84, 134,329.34 and 27,234.76

Step by Step Solution

1. Step 1: Write the proportion equation
   89,578.84 : 134,329.34 = 27,234.76 : x
2. Step 2: Convert to fraction form
   89,578.84/134,329.34 = 27,234.76/x
3. Step 3: Cross multiply
   89,578.84x = 134,329.34 × 27,234.76
4. Step 4: Simplify right side
   89,578.84x = 3,658,427,335.86
5. Step 5: Solve for x
   x = 3,658,427,335.86/89,578.84
6. Step 6: Final answer
   x = 40,840.31