Finding the Fourth Proportional to 89,436.92, 134,174.74 and 27,112.12

Step by Step Solution

1. Step 1: Write the proportion equation
   89,436.92 : 134,174.74 = 27,112.12 : x
2. Step 2: Convert to fraction form
   89,436.92/134,174.74 = 27,112.12/x
3. Step 3: Cross multiply
   89,436.92x = 134,174.74 × 27,112.12
4. Step 4: Simplify right side
   89,436.92x = 3,637,761,651.85
5. Step 5: Solve for x
   x = 3,637,761,651.85/89,436.92
6. Step 6: Final answer
   x = 40,674.05