Finding the Fourth Proportional to 116,725.24, 161,096.16 and 65,747.98

Step by Step Solution

1. Step 1: Write the proportion equation
   116,725.24 : 161,096.16 = 65,747.98 : x
2. Step 2: Convert to fraction form
   116,725.24/161,096.16 = 65,747.98/x
3. Step 3: Cross multiply
   116,725.24x = 161,096.16 × 65,747.98
4. Step 4: Simplify right side
   116,725.24x = 10,591,747,105.76
5. Step 5: Solve for x
   x = 10,591,747,105.76/116,725.24
6. Step 6: Final answer
   x = 90,740.85