Finding the Fourth Proportional to 89,901.22, 134,168.24 and 79,936.96

Step by Step Solution

1. Step 1: Write the proportion equation
   89,901.22 : 134,168.24 = 79,936.96 : x
2. Step 2: Convert to fraction form
   89,901.22/134,168.24 = 79,936.96/x
3. Step 3: Cross multiply
   89,901.22x = 134,168.24 × 79,936.96
4. Step 4: Simplify right side
   89,901.22x = 10,725,001,234.15
5. Step 5: Solve for x
   x = 10,725,001,234.15/89,901.22
6. Step 6: Final answer
   x = 119,297.62